content: /*
   * [The "BSD licence"]
   * Copyright (c) 2010 Ben Gruver (JesusFreke)
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  package org.jf.baksmali.Adaptors;
  
  import org.jf.baksmali.BaksmaliOptions;
  import org.jf.util.IndentingWriter;
  
  import javax.annotation.Nonnull;
  import javax.annotation.Nullable;
  import java.io.IOException;
  
  public class CatchMethodItem extends MethodItem {
      private final String exceptionType;
  
      private final LabelMethodItem tryStartLabel;
      private final LabelMethodItem tryEndLabel;
      private final LabelMethodItem handlerLabel;
  
      public CatchMethodItem(@Nonnull BaksmaliOptions options, @Nonnull MethodDefinition.LabelCache labelCache,
                             int codeAddress, @Nullable String exceptionType, int startAddress, int endAddress,
                             int handlerAddress) {
          super(codeAddress);
          this.exceptionType = exceptionType;
  
          tryStartLabel = labelCache.internLabel(new LabelMethodItem(options, startAddress, "try_start_"));
  
          //use the address from the last covered instruction, but make the label
          //name refer to the address of the next instruction
          tryEndLabel = labelCache.internLabel(new EndTryLabelMethodItem(options, codeAddress, endAddress));
  
          if (exceptionType == null) {
              handlerLabel = labelCache.internLabel(new LabelMethodItem(options, handlerAddress, "catchall_"));
          } else {
              handlerLabel = labelCache.internLabel(new LabelMethodItem(options, handlerAddress, "catch_"));
          }
      }
  
      public LabelMethodItem getTryStartLabel() {
          return tryStartLabel;
      }
  
      public LabelMethodItem getTryEndLabel() {
          return tryEndLabel;
      }
  
      public LabelMethodItem getHandlerLabel() {
          return handlerLabel;
      }
  
      public double getSortOrder() {
          //sort after instruction and end_try label
          return 102;
      }
  
      @Override
      public boolean writeTo(IndentingWriter writer) throws IOException {
          if (exceptionType == null) {
              writer.write(".catchall");
          } else {
              writer.write(".catch ");
              writer.write(exceptionType);
          }
          writer.write(" {");
          tryStartLabel.writeTo(writer);
          writer.write(" .. ");
          tryEndLabel.writeTo(writer);
          writer.write("} ");
          handlerLabel.writeTo(writer);
          return true;
      }
  }
  