org.jetbrains.plugins.groovy.lang.psi.impl.statements.GrTryCatchStatementImpl Maven / Gradle / Ivy

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A packaging of the IntelliJ Community Edition groovy-psi library. This is release number 1 of trunk branch 142.

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/*
 * Copyright 2000-2014 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.jetbrains.plugins.groovy.lang.psi.impl.statements;

import com.intellij.lang.ASTNode;
import com.intellij.psi.PsiElement;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.plugins.groovy.lang.psi.GroovyElementVisitor;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.GrCatchClause;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.GrFinallyClause;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.GrTryCatchStatement;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.blocks.GrOpenBlock;
import org.jetbrains.plugins.groovy.lang.psi.impl.GroovyPsiElementImpl;

import java.util.ArrayList;
import java.util.List;

/**
 * @author ilyas
 */
public class GrTryCatchStatementImpl extends GroovyPsiElementImpl implements GrTryCatchStatement {
  public GrTryCatchStatementImpl(@NotNull ASTNode node) {
    super(node);
  }

  @Override
  public void accept(GroovyElementVisitor visitor) {
    visitor.visitTryStatement(this);
  }

  public String toString() {
    return "Try statement";
  }

  @Override
  @NotNull
  public GrOpenBlock getTryBlock() {
    return findNotNullChildByClass(GrOpenBlock.class);
  }

  @Override
  @NotNull
  public GrCatchClause[] getCatchClauses() {
    List result = new ArrayList();
    for (PsiElement cur = getFirstChild(); cur != null; cur = cur.getNextSibling()) {
      if (cur instanceof GrCatchClause) result.add((GrCatchClause)cur);
    }
    return result.toArray(new GrCatchClause[result.size()]);
  }

  @Override
  public GrFinallyClause getFinallyClause() {
    return findChildByClass(GrFinallyClause.class);
  }

  @Override
  public GrCatchClause addCatchClause(@NotNull GrCatchClause clause, @Nullable GrCatchClause anchorBefore) {
    PsiElement anchor = anchorBefore;
    if (anchor == null) {
      anchor = getTryBlock();
    }
    return (GrCatchClause)addAfter(clause, anchor);
  }
}