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128 lines
2.8 KiB
128 lines
2.8 KiB
/*
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* Fernflower - The Analytical Java Decompiler
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* http://www.reversed-java.com
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*
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* (C) 2008 - 2010, Stiver
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*
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* This software is NEITHER public domain NOR free software
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* as per GNU License. See license.txt for more details.
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*
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* This software is distributed WITHOUT ANY WARRANTY; without
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* even the implied warranty of MERCHANTABILITY or FITNESS FOR
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* A PARTICULAR PURPOSE.
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*/
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package org.jetbrains.java.decompiler.code.cfg;
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import java.util.ArrayList;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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import org.jetbrains.java.decompiler.main.DecompilerContext;
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public class ExceptionRangeCFG {
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private List<BasicBlock> protectedRange = new ArrayList<BasicBlock>(); // FIXME: replace with set
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private BasicBlock handler;
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private List<String> exceptionTypes;
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public ExceptionRangeCFG(List<BasicBlock> protectedRange, BasicBlock handler, List<String> exceptionType) {
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this.protectedRange = protectedRange;
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this.handler = handler;
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if(exceptionType != null) {
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this.exceptionTypes = new ArrayList<String>(exceptionType);
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}
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}
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public boolean isCircular() {
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return protectedRange.contains(handler);
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}
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public String toString() {
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String new_line_separator = DecompilerContext.getNewLineSeparator();
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StringBuffer buf = new StringBuffer();
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buf.append("exceptionType:");
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for(String exception_type : exceptionTypes) {
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buf.append(" "+exception_type);
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}
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buf.append(new_line_separator);
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buf.append("handler: "+handler.id+new_line_separator);
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buf.append("range: ");
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for(int i=0;i<protectedRange.size();i++) {
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buf.append(protectedRange.get(i).id+" ");
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}
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buf.append(new_line_separator);
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return buf.toString();
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}
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public BasicBlock getHandler() {
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return handler;
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}
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public void setHandler(BasicBlock handler) {
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this.handler = handler;
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}
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public List<BasicBlock> getProtectedRange() {
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return protectedRange;
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}
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public void setProtectedRange(List<BasicBlock> protectedRange) {
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this.protectedRange = protectedRange;
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}
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public List<String> getExceptionTypes() {
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return this.exceptionTypes;
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}
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public void addExceptionType(String exceptionType) {
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if(this.exceptionTypes == null) {
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return;
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}
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if(exceptionType == null) {
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this.exceptionTypes = null;
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} else {
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this.exceptionTypes.add(exceptionType);
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}
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}
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public String getUniqueExceptionsString() {
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if(exceptionTypes == null) {
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return null;
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}
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Set<String> setExceptionStrings = new HashSet<String>();
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for(String exceptionType : exceptionTypes) { // normalize order
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setExceptionStrings.add(exceptionType);
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}
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String ret = "";
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for(String exception : setExceptionStrings) {
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if(!ret.isEmpty()) {
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ret += ":";
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}
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ret += exception;
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}
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return ret;
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}
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// public void setExceptionType(String exceptionType) {
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// this.exceptionType = exceptionType;
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// }
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}
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