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