Last change
on this file since 193 was
193,
checked in by Maciej Komosinski, 10 years ago
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Set svn:eol-style native for all textual files
|
-
Property svn:eol-style set to
native
|
File size:
1.1 KB
|
Rev | Line | |
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[105] | 1 | package com.framsticks.structure; |
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| 2 | |
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| 3 | import javax.annotation.Nonnull; |
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| 4 | import javax.annotation.concurrent.Immutable; |
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| 5 | |
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| 6 | import com.framsticks.params.CompositeParam; |
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| 7 | import com.framsticks.util.FramsticksException; |
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| 8 | // import com.framsticks.params.ParamBuilder; |
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| 9 | import com.framsticks.util.lang.Strings; |
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| 10 | |
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| 11 | /** |
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| 12 | * @author Piotr Sniegowski |
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| 13 | */ |
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| 14 | @Immutable |
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| 15 | public class Node { |
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| 16 | |
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| 17 | protected final Tree tree; |
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| 18 | protected final CompositeParam param; |
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| 19 | protected final Object object; |
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| 20 | |
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| 21 | public Node(Tree tree, @Nonnull CompositeParam param, Object object) { |
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| 22 | assert param != null; |
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| 23 | assert tree != null; |
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| 24 | this.tree = tree; |
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| 25 | this.param = param; |
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| 26 | this.object = object; |
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| 27 | } |
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| 28 | |
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| 29 | |
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| 30 | public final Tree getTree() { |
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| 31 | return tree; |
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| 32 | } |
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| 33 | |
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| 34 | public final CompositeParam getParam() { |
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| 35 | return param; |
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| 36 | } |
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| 37 | |
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| 38 | public final Object getObject() { |
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| 39 | return object; |
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| 40 | } |
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| 41 | |
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| 42 | @Override |
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| 43 | public String toString() { |
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| 44 | return param.toString() + ":" + Strings.toStringNullProof(object, "<null>"); |
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| 45 | } |
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| 46 | |
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| 47 | public final boolean isResolved() { |
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| 48 | return object != null; |
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| 49 | } |
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| 50 | |
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| 51 | public Node assureResolved() { |
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| 52 | if (!isResolved()) { |
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| 53 | throw new FramsticksException().msg("path is not resolved").arg("node", this); |
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| 54 | } |
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| 55 | return this; |
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| 56 | } |
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| 57 | |
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| 58 | } |
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