equal
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200 if (stats.isEmpty()) return null; |
200 if (stats.isEmpty()) return null; |
201 if (stats.head.getTag() != JCTree.EXEC) return null; |
201 if (stats.head.getTag() != JCTree.EXEC) return null; |
202 JCExpressionStatement exec = (JCExpressionStatement) stats.head; |
202 JCExpressionStatement exec = (JCExpressionStatement) stats.head; |
203 if (exec.expr.getTag() != JCTree.APPLY) return null; |
203 if (exec.expr.getTag() != JCTree.APPLY) return null; |
204 return (JCMethodInvocation)exec.expr; |
204 return (JCMethodInvocation)exec.expr; |
205 } |
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206 |
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207 /** Return true if a tree represents a diamond new expr. */ |
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208 public static boolean isDiamond(JCTree tree) { |
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209 switch(tree.getTag()) { |
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210 case JCTree.TYPEAPPLY: return ((JCTypeApply)tree).getTypeArguments().isEmpty(); |
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211 case JCTree.NEWCLASS: return isDiamond(((JCNewClass)tree).clazz); |
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212 default: return false; |
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213 } |
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214 } |
205 } |
215 |
206 |
216 /** Return true if a tree represents the null literal. */ |
207 /** Return true if a tree represents the null literal. */ |
217 public static boolean isNull(JCTree tree) { |
208 public static boolean isNull(JCTree tree) { |
218 if (tree.getTag() != JCTree.LITERAL) |
209 if (tree.getTag() != JCTree.LITERAL) |