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| package com.jeantessier.classreader.impl; |
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| import java.io.*; |
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| |
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| import org.apache.log4j.*; |
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| |
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| import com.jeantessier.classreader.*; |
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| |
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| public class ExceptionHandler implements com.jeantessier.classreader.ExceptionHandler { |
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| private Code_attribute code; |
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| private int startPC; |
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| private int endPC; |
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| private int handlerPC; |
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| private int catchTypeIndex; |
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| |
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| public ExceptionHandler(Code_attribute code, DataInput in) throws IOException {
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| this.code = code;
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| startPC = in.readUnsignedShort();
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| Logger.getLogger(getClass()).debug("start PC: " + startPC);
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| endPC = in.readUnsignedShort();
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| Logger.getLogger(getClass()).debug("end PC: " + endPC);
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| handlerPC = in.readUnsignedShort();
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| Logger.getLogger(getClass()).debug("handler PC: " + handlerPC);
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| catchTypeIndex = in.readUnsignedShort();
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| Logger.getLogger(getClass()).debug("catch type index: " + catchTypeIndex + " (" + getCatchType() + ")");
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| } |
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| public Code_attribute getCode() {
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| return code;
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| } |
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| public int getStartPC() {
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| return startPC;
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| } |
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| public int getEndPC() {
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| return endPC;
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| } |
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| public int getHandlerPC() {
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| return handlerPC;
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| } |
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| public int getCatchTypeIndex() {
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| return catchTypeIndex;
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| } |
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| |
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| public Class_info getRawCatchType() {
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| return (Class_info) code.getConstantPool().get(getCatchTypeIndex());
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| } |
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| public String getCatchType() {
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| String result = "<none>";
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| if (getCatchTypeIndex() != 0) {
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| result = getRawCatchType().getName();
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| } |
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| return result;
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| } |
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| public String toString() {
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| return "ExceptionHandler for " + getCatchType();
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| } |
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| public void accept(Visitor visitor) {
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| visitor.visitExceptionHandler(this);
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| } |
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| } |