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Diffstat (limited to 'src/proguard/classfile/editor/ParameterInfoAdder.java')
| -rw-r--r-- | src/proguard/classfile/editor/ParameterInfoAdder.java | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/proguard/classfile/editor/ParameterInfoAdder.java b/src/proguard/classfile/editor/ParameterInfoAdder.java new file mode 100644 index 0000000..50d35b2 --- /dev/null +++ b/src/proguard/classfile/editor/ParameterInfoAdder.java @@ -0,0 +1,62 @@ +/* + * ProGuard -- shrinking, optimization, obfuscation, and preverification + * of Java bytecode. + * + * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu) + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +package proguard.classfile.editor; + +import proguard.classfile.*; +import proguard.classfile.attribute.*; +import proguard.classfile.attribute.visitor.ParameterInfoVisitor; + +/** + * This ParameterInfoVisitor adds all parameter information that it visits to + * the given target method parameters attribute. + */ +public class ParameterInfoAdder +implements ParameterInfoVisitor +{ + private final ConstantAdder constantAdder; + private final MethodParametersAttribute targetMethodParametersAttribute; + + + /** + * Creates a new ParameterInfoAdder that will copy parameter information + * into the given target method parameters attribute. + */ + public ParameterInfoAdder(ProgramClass targetClass, + MethodParametersAttribute targetMethodParametersAttribute) + { + this.constantAdder = new ConstantAdder(targetClass); + this.targetMethodParametersAttribute = targetMethodParametersAttribute; + } + + + // Implementations for ParameterInfoVisitor. + + public void visitParameterInfo(Clazz clazz, Method method, int parameterIndex, ParameterInfo parameterInfo) + { + // Create a new parameter. + ParameterInfo newParameterInfo = + new ParameterInfo(constantAdder.addConstant(clazz, parameterInfo.u2nameIndex), + parameterInfo.u2accessFlags); + + // Add it to the target. + targetMethodParametersAttribute.parameters[parameterIndex] = newParameterInfo; + } +}
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