164 lines
4.2 KiB
Java
164 lines
4.2 KiB
Java
/*******************************************************************************
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* Copyright (c) 2002 - 2006 IBM Corporation.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IBM Corporation - initial API and implementation
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*******************************************************************************/
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package com.ibm.wala.classLoader;
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import com.ibm.wala.ipa.callgraph.ContextItem;
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import com.ibm.wala.shrikeCT.InvalidClassFileException;
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import com.ibm.wala.types.Descriptor;
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import com.ibm.wala.types.MethodReference;
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import com.ibm.wala.types.Selector;
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import com.ibm.wala.types.TypeReference;
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/**
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* Basic interface for an object that represents a single Java method for analysis purposes.
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*/
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public interface IMethod extends IMember, ContextItem {
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/**
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* Is this method synchronized?
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*/
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boolean isSynchronized();
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/**
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* Is this method a class initializer?
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*/
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boolean isClinit();
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/**
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* Is this method an object initializer?
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*/
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boolean isInit();
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/**
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* Is this method native?
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*/
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boolean isNative();
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/**
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* Is the implementation of this method a model generated by WALA?
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* For compiler-generated synthetic methods, refer to {@link #isSynthetic()}
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*/
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boolean isWalaSynthetic();
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/**
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* Is this method synthetic, i.e., compiler-generated (this refers to the
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* synthetic flag in java/dex bytecode)
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*/
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boolean isSynthetic();
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/**
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* Is this method abstract?
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*/
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boolean isAbstract();
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/**
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* Is this method private?
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*/
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boolean isPrivate();
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/**
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* Is this method protected?
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*/
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boolean isProtected();
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/**
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* Is this method public?
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*/
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boolean isPublic();
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/**
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* Is this method final?
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*/
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boolean isFinal();
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/**
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* Is this method a bridge method? See JLS 3rd Edition 15.12.4.5
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*/
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boolean isBridge();
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/**
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* @return canonical MethodReference corresponding to this method
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*/
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MethodReference getReference();
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/**
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* @return true iff this method has at least one exception handler
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*/
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boolean hasExceptionHandler();
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/**
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* By convention, for a non-static method, getParameterType(0) is the this pointer
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*/
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TypeReference getParameterType(int i);
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/**
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* @return the name of the return type for this method
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*/
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TypeReference getReturnType();
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/**
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* Method getNumberOfParameters. This result includes the "this" pointer if applicable
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*/
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int getNumberOfParameters();
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/**
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* @return an array of the exception types declared by the throws clause for this method, or null if there are none
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* @throws InvalidClassFileException
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*/
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TypeReference[] getDeclaredExceptions() throws InvalidClassFileException, UnsupportedOperationException;
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/**
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* @return the source line number corresponding to a particular bytecode index, or -1 if the information is not available.
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*/
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int getLineNumber(int bcIndex);
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/** BEGIN Custom change: precise positions */
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public interface SourcePosition extends Comparable {
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int getFirstLine();
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int getLastLine();
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int getFirstCol();
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int getLastCol();
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int getFirstOffset();
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int getLastOffset();
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}
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SourcePosition getSourcePosition(int instructionIndex) throws InvalidClassFileException;
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SourcePosition getParameterSourcePosition(int paramNum) throws InvalidClassFileException;
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/** END Custom change: precise positions */
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/**
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* @return the (source code) name of the local variable of a given number at the specified program counter, or null if the
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* information is not available.
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*/
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String getLocalVariableName(int bcIndex, int localNumber);
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/**
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* something like: com.foo.bar.createLargeOrder(IILjava.lang.String;SLjava.sql.Date;)Ljava.lang.Integer;
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*/
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public String getSignature();
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/**
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* something like: foo(Ljava/langString;)Ljava/lang/Class;
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*/
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public Selector getSelector();
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/**
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* something like: (IILjava.lang.String;SLjava.sql.Date;)Ljava.lang.Integer;
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*/
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Descriptor getDescriptor();
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/**
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* @return true iff the local variable table information for this method is available
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*/
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boolean hasLocalVariableTable();
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}
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