[86] | 1 | package com.framsticks.params; |
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| 2 | |
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| 3 | import java.io.InputStream; |
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| 4 | import java.lang.reflect.Field; |
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| 5 | import java.lang.reflect.Member; |
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| 6 | import java.lang.reflect.Method; |
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| 7 | import java.lang.reflect.ParameterizedType; |
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| 8 | import java.lang.reflect.Type; |
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[87] | 9 | import java.util.ArrayList; |
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| 10 | import java.util.Collections; |
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| 11 | import java.util.HashMap; |
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| 12 | import java.util.LinkedList; |
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[86] | 13 | import java.util.List; |
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| 14 | import java.util.Map; |
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| 15 | |
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| 16 | import org.apache.log4j.Logger; |
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| 17 | |
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[87] | 18 | import com.framsticks.params.annotations.AutoAppendAnnotation; |
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[86] | 19 | import com.framsticks.params.annotations.FramsClassAnnotation; |
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| 20 | import com.framsticks.params.annotations.ParamAnnotation; |
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| 21 | import com.framsticks.parsers.FileSource; |
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| 22 | import com.framsticks.parsers.Loaders; |
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[88] | 23 | import com.framsticks.util.Builder; |
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[90] | 24 | import com.framsticks.util.lang.Containers; |
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[86] | 25 | import com.framsticks.util.lang.Strings; |
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| 26 | |
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[87] | 27 | @FramsClassAnnotation(id = "class", name = "class") |
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[88] | 28 | public class FramsClassBuilder implements Builder<FramsClass> { |
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[86] | 29 | private static final Logger log = |
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| 30 | Logger.getLogger(FramsClassBuilder.class); |
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| 31 | |
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| 32 | public static String getName(FramsClassAnnotation fca, Class<?> javaClass) { |
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| 33 | return fca.name().equals("") ? javaClass.getSimpleName() : fca.name(); |
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| 34 | } |
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| 35 | |
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| 36 | public static String getId(FramsClassAnnotation fca, Class<?> javaClass) { |
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| 37 | return fca.id().equals("") ? javaClass.getSimpleName() : fca.id(); |
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| 38 | } |
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| 39 | |
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[90] | 40 | public static ParamBuilder induceParamType(ParamBuilder builder, Type type) { |
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| 41 | |
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[86] | 42 | if (type instanceof ParameterizedType) { |
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| 43 | ParameterizedType p = (ParameterizedType) type; |
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| 44 | Type rawType = p.getRawType(); |
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| 45 | Type containedType = null; |
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| 46 | //TODO make implementation here |
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| 47 | boolean map = false; |
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| 48 | if (rawType.equals(Map.class)) { |
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| 49 | containedType = p.getActualTypeArguments()[1]; |
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| 50 | map = true; |
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| 51 | } else if (rawType.equals(List.class)) { |
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| 52 | containedType = p.getActualTypeArguments()[0]; |
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| 53 | } |
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| 54 | if (!(containedType instanceof Class)) { |
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[90] | 55 | return builder; |
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[86] | 56 | } |
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| 57 | Class<?> containedClass = (Class<?>) containedType; |
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| 58 | StringBuilder b = new StringBuilder(); |
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| 59 | b.append("l "); |
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| 60 | FramsClassAnnotation fca = containedClass.getAnnotation(FramsClassAnnotation.class); |
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| 61 | if (fca == null) { |
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| 62 | log.error("the class is not annotated: " + containedClass); |
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[90] | 63 | return builder; |
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[86] | 64 | } |
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| 65 | b.append(getName(fca, containedClass)); |
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| 66 | if (map) { |
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| 67 | b.append(" name"); |
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| 68 | } |
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| 69 | |
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[90] | 70 | builder.type(b.toString()); |
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| 71 | return builder; |
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[86] | 72 | } |
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| 73 | |
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| 74 | if (type instanceof Class) { |
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[87] | 75 | |
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| 76 | Class<?> cl = (Class<?>) type; |
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| 77 | |
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| 78 | // TODO: future support for enum |
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| 79 | // if (cl.isEnum()) { |
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| 80 | // Class<? extends Enum<?>> enumType = (Class<? extends Enum<?>>) cl; |
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| 81 | // Enum<?>[] enums = enumType.getEnumConstants(); |
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| 82 | // StringBuilder b = new StringBuilder(); |
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| 83 | |
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| 84 | // b.append("d 0 ").append(enums.length - 1).append(" 0 "); |
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| 85 | // for (Enum<?> e : enums) { |
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| 86 | // b.append("~").append(e.name()); |
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| 87 | // } |
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| 88 | // return b.toString(); |
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| 89 | // } |
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| 90 | if (cl.equals(Integer.class) || cl.equals(int.class)) { |
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[90] | 91 | builder.type("d"); |
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| 92 | return builder; |
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[87] | 93 | } |
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| 94 | if (cl.equals(String.class)) { |
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[90] | 95 | builder.type("s"); |
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| 96 | return builder; |
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[87] | 97 | } |
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| 98 | if (cl.equals(Double.class) || cl.equals(double.class)) { |
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[90] | 99 | builder.type("f"); |
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| 100 | return builder; |
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[87] | 101 | } |
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| 102 | if (cl.equals(Boolean.class) || cl.equals(boolean.class)) { |
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[90] | 103 | builder.type( "d 0 1"); |
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| 104 | return builder; |
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[87] | 105 | } |
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| 106 | if (cl.equals(Object.class)) { |
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[90] | 107 | builder.type("x"); |
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| 108 | return builder; |
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[87] | 109 | } |
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| 110 | |
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[90] | 111 | // builder.type("o " + (cl).getCanonicalName()); |
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| 112 | builder.type("o " + cl.getSimpleName()); |
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| 113 | builder.fillStorageType(cl); |
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| 114 | return builder; |
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[86] | 115 | } |
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[87] | 116 | |
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| 117 | throw new ConstructionException().msg("failed to find framsticks for native type").arg("type", type); |
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[86] | 118 | } |
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| 119 | |
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[90] | 120 | |
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| 121 | public static ParamBuilder induceParamType(ParamBuilder builder, ParamCandidate candidate) { |
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| 122 | Method method = candidate.getCaller(); |
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| 123 | if (method == null) { |
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| 124 | return induceParamType(builder, candidate.getType()); |
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| 125 | } |
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| 126 | |
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| 127 | builder.resultType(induceParamType(Param.build(), method.getGenericReturnType()).finish(ValueParam.class)); |
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| 128 | |
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| 129 | List<ValueParam> arguments = new ArrayList<>(); |
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| 130 | int number = 0; |
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| 131 | for (Type arg : method.getGenericParameterTypes()) { |
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| 132 | arguments.add(induceParamType(Param.build(), arg).idAndName("arg" + (number++)).finish(ValueParam.class)); |
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| 133 | } |
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| 134 | builder.argumentsType(arguments); |
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| 135 | |
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| 136 | return builder; |
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| 137 | } |
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| 138 | |
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[86] | 139 | public static final String GENERATE_HELP_PREFIX = "automatically generated from: "; |
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| 140 | |
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| 141 | public static FramsClass readFromStream(InputStream stream) { |
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| 142 | return Loaders.loadFramsClass(new FileSource(stream)); |
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| 143 | } |
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| 144 | |
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| 145 | // public static Class<? extends Param> getParamType(@Nonnull Class<?> c) { |
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| 146 | // if (c.equals(Integer.class)) { |
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| 147 | // return DecimalParam.class; |
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| 148 | // } |
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| 149 | // if (c.equals(Double.class)) { |
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| 150 | // return FloatParam.class; |
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| 151 | // } |
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| 152 | // if (c.equals(String.class)) { |
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| 153 | // return StringParam.class; |
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| 154 | // } |
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| 155 | // if (c.equals(Object.class)) { |
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| 156 | // return UniversalParam.class; |
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| 157 | // } |
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| 158 | // return null; |
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| 159 | // } |
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| 160 | |
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| 161 | public static String extractIdOf(Member member) { |
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| 162 | if (member instanceof Field) { |
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| 163 | return member.getName(); |
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| 164 | } |
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| 165 | if (member instanceof Method) { |
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| 166 | Method m = (Method) member; |
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| 167 | String n = m.getName(); |
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| 168 | int argsNum = m.getParameterTypes().length; |
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| 169 | if (argsNum == 0) { |
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| 170 | return n.startsWith("get") ? Strings.uncapitalize(n.substring(3)) : n; |
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| 171 | } |
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| 172 | if (argsNum == 1) { |
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| 173 | return n.startsWith("set") ? Strings.uncapitalize(n.substring(3)) : n; |
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| 174 | } |
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| 175 | log.error("invalid number of arguments"); |
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| 176 | return null; |
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| 177 | } |
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| 178 | log.error("invalid kind of member"); |
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| 179 | return null; |
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| 180 | } |
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| 181 | public static String getName(ParamAnnotation annotation, Member member) { |
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| 182 | return annotation.name().equals("") ? Strings.capitalize(extractIdOf(member)) : annotation.name(); |
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| 183 | } |
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| 184 | |
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| 185 | public static String getId(ParamAnnotation annotation, Member member) { |
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| 186 | return annotation.id().equals("") ? extractIdOf(member) : annotation.id(); |
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| 187 | } |
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| 188 | |
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| 189 | public static ParamBuilder fill(ParamBuilder builder, Member member, ParamAnnotation annotation) { |
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| 190 | return builder |
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| 191 | .id(getId(annotation, member)) |
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| 192 | .name(getName(annotation, member)); |
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| 193 | |
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| 194 | } |
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| 195 | |
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[88] | 196 | public static final Map<Class<?>, FramsClass> synchronizedCacheForBasedOnForJavaClass = Collections.synchronizedMap(new HashMap<Class<?>, FramsClass>()); |
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[86] | 197 | |
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[87] | 198 | public FramsClass forClass(Class<?> javaClass) throws ConstructionException { |
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| 199 | FramsClass result = synchronizedCacheForBasedOnForJavaClass.get(javaClass); |
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| 200 | if (result != null) { |
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| 201 | return result; |
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| 202 | } |
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| 203 | |
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[88] | 204 | log.debug("building for class " + javaClass); |
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[87] | 205 | |
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[86] | 206 | FramsClassAnnotation fca = javaClass.getAnnotation(FramsClassAnnotation.class); |
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| 207 | if (fca == null) { |
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[87] | 208 | throw new ConstructionException().msg("java class is not annotated with FramsClassAnnotation").arg("java", javaClass); |
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[86] | 209 | } |
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| 210 | |
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[87] | 211 | id(getId(fca, javaClass)); |
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| 212 | name(getName(fca, javaClass)); |
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[86] | 213 | |
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[90] | 214 | for (ParamCandidate pc : ParamCandidate.getAllCandidates(javaClass).getOrder()) { |
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| 215 | ParamBuilder builder = Param.build().id(pc.getId()).name(pc.getName()).flags(pc.getFlags()); |
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[86] | 216 | |
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[90] | 217 | induceParamType(builder, pc); |
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| 218 | |
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| 219 | for (ParamAnnotation pa : pc.getAnnotations()) { |
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| 220 | if (!"".equals(pa.def())) { |
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| 221 | builder.def(pa.def()); |
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| 222 | } |
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| 223 | if (!"".equals(pa.help())) { |
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| 224 | builder.help(pa.help()); |
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| 225 | } |
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| 226 | if (!"".equals(pa.min())) { |
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| 227 | builder.min(pa.min()); |
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| 228 | } |
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| 229 | if (!"".equals(pa.max())) { |
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| 230 | builder.max(pa.max()); |
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| 231 | } |
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| 232 | builder.extra(pa.extra()); |
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| 233 | if (!"".equals(pa.stringType())) { |
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| 234 | builder.type(pa.stringType()); |
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| 235 | } |
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| 236 | if (!pa.paramType().equals(Param.class)) { |
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| 237 | builder.type(pa.paramType()); |
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| 238 | } |
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[88] | 239 | } |
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[90] | 240 | param(builder); |
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[86] | 241 | } |
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| 242 | |
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[87] | 243 | result = finish(); |
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| 244 | |
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| 245 | synchronizedCacheForBasedOnForJavaClass.put(javaClass, result); |
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| 246 | |
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| 247 | return result; |
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[86] | 248 | } |
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[87] | 249 | |
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| 250 | |
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| 251 | protected String id; |
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| 252 | |
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| 253 | protected String name; |
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| 254 | |
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| 255 | protected String description; |
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| 256 | |
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| 257 | protected final List<Param> params = new LinkedList<>(); |
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| 258 | |
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[90] | 259 | protected List<GroupBuilder> groupBuilders = new ArrayList<GroupBuilder>(); |
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[87] | 260 | |
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| 261 | @ParamAnnotation |
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| 262 | public FramsClassBuilder id(String id) { |
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| 263 | this.id = id; |
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| 264 | return this; |
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| 265 | } |
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| 266 | |
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| 267 | @ParamAnnotation |
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| 268 | public FramsClassBuilder name(String name) { |
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| 269 | this.name = name; |
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| 270 | return this; |
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| 271 | } |
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| 272 | |
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| 273 | public FramsClassBuilder idAndName(String v) { |
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| 274 | this.id = v; |
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| 275 | this.name = v; |
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| 276 | return this; |
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| 277 | } |
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| 278 | |
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| 279 | @ParamAnnotation(id = "desc") |
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| 280 | public FramsClassBuilder description(String description) { |
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| 281 | this.description = description; |
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| 282 | return this; |
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| 283 | } |
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| 284 | |
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| 285 | public FramsClassBuilder() { |
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| 286 | } |
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| 287 | |
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| 288 | public FramsClass finish() { |
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[88] | 289 | return new FramsClass(this); |
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[87] | 290 | } |
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| 291 | |
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[90] | 292 | @AutoAppendAnnotation |
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| 293 | public FramsClassBuilder param(ParamBuilder builder) { |
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| 294 | Param param = builder.finish(); |
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| 295 | |
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| 296 | Integer group = param.getGroup(); |
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| 297 | if (group != null) { |
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| 298 | Containers.getFromList(groupBuilders, group, "group", this).addParam(param); |
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| 299 | } |
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| 300 | |
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[87] | 301 | params.add(param); |
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| 302 | return this; |
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| 303 | } |
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| 304 | |
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| 305 | @AutoAppendAnnotation |
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[88] | 306 | public FramsClassBuilder group(GroupBuilder builder) { |
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[90] | 307 | groupBuilders.add(builder); |
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[87] | 308 | return this; |
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| 309 | } |
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| 310 | |
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| 311 | /** |
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| 312 | * @return the id |
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| 313 | */ |
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| 314 | @ParamAnnotation |
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| 315 | public String getId() { |
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| 316 | return id; |
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| 317 | } |
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| 318 | |
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| 319 | /** |
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| 320 | * @return the name |
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| 321 | */ |
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| 322 | @ParamAnnotation |
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| 323 | public String getName() { |
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| 324 | return name; |
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| 325 | } |
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| 326 | |
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| 327 | /** |
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| 328 | * @return the description |
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| 329 | */ |
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| 330 | @ParamAnnotation(id = "desc") |
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| 331 | public String getDescription() { |
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| 332 | return description; |
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| 333 | } |
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| 334 | |
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| 335 | public FramsClassBuilder group(String group) { |
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[90] | 336 | return group(new GroupBuilder().name(group)); |
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[87] | 337 | } |
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| 338 | |
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| 339 | |
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[86] | 340 | } |
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