1 | package com.framsticks.params; |
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2 | |
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3 | import com.framsticks.params.types.CompositeParam; |
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4 | import com.framsticks.params.types.DecimalParam; |
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5 | import com.framsticks.params.types.FloatParam; |
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6 | import com.framsticks.params.types.StringParam; |
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7 | import com.framsticks.parsers.FileSource; |
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8 | import com.framsticks.parsers.Loaders; |
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9 | import com.framsticks.util.Casting; |
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10 | import org.apache.log4j.Logger; |
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11 | |
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12 | import javax.lang.model.element.TypeElement; |
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13 | import java.io.InputStream; |
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14 | import java.lang.reflect.*; |
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15 | import java.util.*; |
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16 | import java.util.List; |
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17 | |
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18 | /** |
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19 | * The class FramsClass represents the class / schema of connected parameters |
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20 | * (such as parameters within the class). It differs from C++ version by storing |
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21 | * information about the class that parameters belong to. |
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22 | * |
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23 | * Based loosely on c++ class Param located in cpp/gdk/param.* |
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24 | * |
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25 | * @author Jarek Szymczak <name.surname@gmail.com>, Mateusz Jarus (please |
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26 | * replace name and surname with my personal data) |
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27 | * |
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28 | * @author Piotr Sniegowski |
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29 | */ |
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30 | public final class FramsClass { |
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31 | |
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32 | private final static Logger LOGGER = Logger.getLogger(FramsClass.class.getName()); |
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33 | |
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34 | /** |
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35 | * The Class which represents group. |
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36 | */ |
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37 | |
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38 | /** The offset of the parameter (applied for newly added parameter). */ |
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39 | protected int fieldsNumber; |
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40 | |
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41 | /** The groups. */ |
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42 | protected List<Group> groups = new ArrayList<Group>(); |
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43 | |
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44 | /** |
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45 | * The param entry map <parameterId, param> (for fast accessing of parameters |
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46 | * by their name) |
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47 | */ |
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48 | protected Map<String, Param> paramEntryMap = new LinkedHashMap<String, Param>(); |
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49 | |
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50 | /** The param list (for accessing parameters by offset in O(1) time. */ |
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51 | protected List<Param> paramList = new ArrayList<Param>(); |
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52 | |
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53 | /** The param getId map (for fast lookup of offset based on name */ |
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54 | protected Map<String, Integer> paramIdMap = new HashMap<String, Integer>(); |
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55 | |
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56 | protected String id; |
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57 | |
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58 | protected String name; |
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59 | |
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60 | protected String description; |
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61 | |
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62 | public Collection<Param> getParamEntries() { |
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63 | return paramList; |
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64 | } |
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65 | |
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66 | public FramsClass() { |
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67 | } |
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68 | |
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69 | public FramsClass(String id, String name, String description) { |
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70 | this.setId(id); |
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71 | this.setName(name); |
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72 | this.setDescription(description); |
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73 | } |
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74 | |
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75 | /** |
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76 | * Adds new param entry. |
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77 | * |
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78 | * @param param |
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79 | * the new param entry |
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80 | */ |
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81 | public FramsClass append(Param param) { |
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82 | paramEntryMap.put(param.getId(), param); |
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83 | //paramEntryMap.put(param.getInternalId(), param); |
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84 | paramList.add(param); |
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85 | try { |
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86 | Group group = groups.get(param.getGroup()); |
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87 | if (group != null) { |
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88 | group.addProperty(param); |
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89 | } |
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90 | } catch (IndexOutOfBoundsException ignored) { |
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91 | |
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92 | } |
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93 | |
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94 | return this; |
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95 | } |
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96 | |
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97 | /** |
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98 | * Adds new group. |
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99 | */ |
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100 | public FramsClass appendGroup(Group group) { |
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101 | groups.add(group); |
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102 | return this; |
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103 | } |
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104 | |
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105 | public String getDescription() { |
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106 | return description; |
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107 | } |
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108 | |
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109 | public int getGroupCount() { |
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110 | return groups.size(); |
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111 | } |
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112 | |
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113 | /** |
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114 | * Gets the group member. |
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115 | * |
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116 | * @param gi |
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117 | * the offset of group |
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118 | * @param pi |
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119 | * the offset of member within a group |
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120 | * @return the pi-th member of group gi |
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121 | */ |
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122 | public Param getGroupMember(int gi, int pi) { |
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123 | if (gi < 0 || pi < 0 || gi >= groups.size()) { |
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124 | return null; |
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125 | } |
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126 | Group group = groups.get(gi); |
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127 | return (group != null ? group.getProperty(pi) : null); |
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128 | } |
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129 | |
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130 | /** |
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131 | * Gets the group getName. |
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132 | * |
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133 | * @param gi |
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134 | * the offset of group |
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135 | * @return the group getName |
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136 | */ |
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137 | public String getGroupName(int gi) { |
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138 | if (gi < 0 || gi >= groups.size()) |
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139 | return null; |
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140 | return groups.get(gi).name; |
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141 | } |
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142 | |
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143 | public String getId() { |
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144 | return id; |
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145 | } |
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146 | |
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147 | public String getName() { |
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148 | return name; |
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149 | } |
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150 | |
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151 | public String getNiceName() { |
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152 | return name != null ? name : id; |
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153 | } |
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154 | |
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155 | /** |
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156 | * Gets the param entry. |
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157 | * |
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158 | * @param i |
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159 | * the offset of parameter |
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160 | * @return the param entry |
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161 | */ |
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162 | public Param getParamEntry(int i) { |
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163 | if (i < 0 || i >= paramList.size()) { |
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164 | return null; |
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165 | } |
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166 | return paramList.get(i); |
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167 | } |
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168 | |
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169 | /** |
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170 | * Gets the param entry. |
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171 | * |
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172 | * @param id |
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173 | * the getId of parameter |
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174 | * @return the param entry |
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175 | */ |
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176 | public Param getParamEntry(String id) { |
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177 | return paramEntryMap.get(id); |
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178 | } |
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179 | |
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180 | public int getParamCount() { |
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181 | return paramList.size(); |
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182 | } |
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183 | |
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184 | @Override |
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185 | public String toString() { |
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186 | return id; |
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187 | } |
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188 | |
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189 | public static FramsClass getFramsClass() { |
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190 | return new FramsClass("class", "class", null) |
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191 | .append(new ParamBuilder().setId("name").setName("Name").setType(StringParam.class).build()) |
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192 | .append(new ParamBuilder().setId("id").setName("id").setType(StringParam.class).build()) |
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193 | .append(new ParamBuilder().setId("desc").setName("Description").setType(StringParam.class).build()); |
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194 | } |
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195 | |
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196 | public void setId(String id) { |
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197 | this.id = id; |
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198 | } |
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199 | |
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200 | public void setName(String name) { |
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201 | this.name = name; |
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202 | } |
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203 | |
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204 | public void setDescription(String description) { |
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205 | this.description = description; |
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206 | } |
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207 | |
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208 | public static String getParamTypeForNativeType(Type type) { |
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209 | if (type instanceof ParameterizedType) { |
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210 | ParameterizedType p = (ParameterizedType) type; |
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211 | Type rawType = p.getRawType(); |
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212 | if (rawType.equals(Map.class)) { |
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213 | Type containedType = p.getActualTypeArguments()[1]; |
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214 | //TODO uid should be passed along during construction |
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215 | if (containedType instanceof Class) { |
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216 | return "l " + ((Class) containedType).getCanonicalName() + " name"; |
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217 | } |
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218 | } |
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219 | if (rawType.equals(List.class)) { |
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220 | Type containedType = p.getActualTypeArguments()[0]; |
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221 | if (containedType instanceof Class) { |
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222 | return "l " + ((Class) containedType).getCanonicalName(); |
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223 | } |
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224 | } |
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225 | return null; |
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226 | } |
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227 | |
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228 | if (type.equals(Integer.class)) { |
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229 | return "d"; |
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230 | } |
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231 | if (type.equals(String.class)) { |
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232 | return "s"; |
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233 | } |
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234 | if (type.equals(Double.class)) { |
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235 | return "f"; |
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236 | } |
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237 | if (type instanceof Class) { |
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238 | return "o " + ((Class) type).getCanonicalName(); |
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239 | } |
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240 | return null; |
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241 | } |
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242 | |
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243 | public static final String GENERATE_HELP_PREFIX = "automatically generated from: "; |
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244 | |
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245 | public static FramsClass readFromStream(InputStream stream) { |
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246 | return Loaders.loadFramsClass(new FileSource(stream)); |
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247 | } |
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248 | |
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249 | public static class Constructor { |
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250 | protected final FramsClass result; |
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251 | protected Class currentClass; |
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252 | public Constructor(Class src, String name) { |
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253 | result = new FramsClass(name, name, GENERATE_HELP_PREFIX + src.toString()); |
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254 | currentClass = src; |
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255 | while (currentClass != null) { |
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256 | try { |
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257 | currentClass.getMethod("constructFramsClass", Constructor.class).invoke(null, this); |
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258 | } catch (Exception ignored) { |
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259 | } |
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260 | currentClass = currentClass.getSuperclass(); |
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261 | } |
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262 | currentClass = src; |
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263 | } |
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264 | |
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265 | public final FramsClass getResult() { |
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266 | return result; |
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267 | } |
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268 | |
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269 | public Constructor allFields() { |
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270 | for (Field f : currentClass.getFields()) { |
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271 | field(f.getName()); |
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272 | } |
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273 | return this; |
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274 | } |
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275 | |
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276 | public Constructor method(String name, Class<?> ... arguments) { |
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277 | try { |
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278 | Method method = currentClass.getMethod(name, arguments); |
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279 | if (!Modifier.isPublic(method.getModifiers())) { |
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280 | return this; |
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281 | } |
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282 | String returnParamClass = getParamTypeForNativeType(method.getGenericReturnType()); |
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283 | if (returnParamClass == null) { |
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284 | return this; |
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285 | } |
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286 | Class[] args = method.getParameterTypes(); |
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287 | if (args.length == 0) { |
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288 | if (method.getName().startsWith("get")) { |
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289 | String fieldName = method.getName().substring(3, 4).toLowerCase() + method.getName().substring(4); |
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290 | Param param = new ParamBuilder().setType(returnParamClass).setName(fieldName).setId(fieldName).setHelp(GENERATE_HELP_PREFIX + method.toString()).build(); |
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291 | assert param != null; |
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292 | result.append(param); |
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293 | return this; |
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294 | } |
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295 | return this; |
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296 | } |
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297 | return this; |
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298 | } catch (NoSuchMethodException e) { |
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299 | LOGGER.fatal("method " + name + " was not found in " + currentClass.toString()); |
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300 | } |
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301 | return this; |
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302 | } |
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303 | public Constructor field(String name) { |
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304 | try { |
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305 | Field field = currentClass.getField(name); |
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306 | if (!Modifier.isPublic(field.getModifiers())) { |
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307 | return this; |
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308 | } |
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309 | String paramClass = getParamTypeForNativeType(field.getGenericType()); |
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310 | if (paramClass == null) { |
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311 | return this; |
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312 | } |
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313 | Param param = new ParamBuilder().setType(paramClass).setName(field.getName()).setId(field.getName()).setHelp(GENERATE_HELP_PREFIX + field.toString()).build(); |
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314 | assert param != null; |
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315 | result.append(param); |
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316 | return this; |
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317 | } catch (NoSuchFieldException e) { |
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318 | LOGGER.fatal("field " + name + " was not found in " + currentClass.toString()); |
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319 | } |
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320 | return this; |
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321 | } |
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322 | } |
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323 | } |
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