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94 lines
2.4 KiB
94 lines
2.4 KiB
// Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
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package org.jetbrains.java.decompiler.code.cfg;
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import org.jetbrains.java.decompiler.main.DecompilerContext;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.stream.Collectors;
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public class ExceptionRangeCFG {
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private final List<BasicBlock> protectedRange; // FIXME: replace with set
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private BasicBlock handler;
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private int handlerBytecodeOffset;
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private List<String> exceptionTypes;
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public ExceptionRangeCFG(List<BasicBlock> protectedRange, BasicBlock handler, int handlerBytecodeOffset, List<String> exceptionType) {
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this.protectedRange = protectedRange;
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this.handler = handler;
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this.handlerBytecodeOffset = handlerBytecodeOffset;
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if (exceptionType != null) {
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this.exceptionTypes = new ArrayList<>(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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@Override
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public String toString() {
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String new_line_separator = DecompilerContext.getNewLineSeparator();
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StringBuilder buf = new StringBuilder();
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buf.append("exceptionType:");
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if (exceptionTypes == null) {
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buf.append(" null");
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}
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else {
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for (String exception_type : exceptionTypes) {
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buf.append(" ").append(exception_type);
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}
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}
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buf.append(new_line_separator);
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buf.append("handler: ").append(handler.id).append(new_line_separator);
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buf.append("range: ");
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for (BasicBlock block : protectedRange) {
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buf.append(block.id).append(" ");
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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 int getHandlerBytecodeOffset() {
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return handlerBytecodeOffset;
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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 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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}
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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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return exceptionTypes != null ? exceptionTypes.stream().distinct().collect(Collectors.joining(":")) : null;
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}
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} |