Examples of org.eclipse.jdt.core.dom.Block

org.eclipse.jdt.core.dom.Block
Block statement AST node type.
```
 Block: { { Statement } } 
```
@since 2.0 @noinstantiate This class is not intended to be instantiated by clients.

   public MethodSource<O> setBody(final String body)
   {
      String stub = "public class Stub { public void method() {" + body + "} }";
      JavaClassSource temp = (JavaClassSource) Roaster.parse(stub);
      List<MethodSource<JavaClassSource>> methods = temp.getMethods();
      Block block = ((MethodDeclaration) methods.get(0).getInternal()).getBody();


      block = (Block) ASTNode.copySubtree(method.getAST(), block);
      method.setBody(block);


      return this;

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  // collapsed nodes: in source: use one node that represents many; to be used as
  // copy/move source or to replace at once.
  // in the target: one block node that is not flattened.


  public Block createCollapsePlaceholder() {
    Block placeHolder= this.ast.newBlock();
    if (this.collapsedNodes == null) {
      this.collapsedNodes= new HashSet();
    }
    this.collapsedNodes.add(placeHolder);
    return placeHolder;

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      ASTNode node= (ASTNode) event.getOriginalValue();
      // check for ranges and add a placeholder for them
      while (nextInfo != null && node == nextInfo.getStartNode()) { // is this child the beginning of a range?
        nextInfo.updatePlaceholderSourceRanges(sourceRangeComputer);


        Block internalPlaceholder= nextInfo.getInternalPlaceholder();
        RewriteEvent newEvent;
        if (nextInfo.isMove()) {
          newEvent= new NodeRewriteEvent(internalPlaceholder, nextInfo.replacingNode); // remove or replace
        } else {
          newEvent= new NodeRewriteEvent(internalPlaceholder, internalPlaceholder); // unchanged
        }
        newChildEvents.add(newEvent);
        if (nextInfo.editGroup != null) {
          setEventEditGroup(newEvent, nextInfo.editGroup);
        }


        newChildrenStack.push(newChildEvents);
        topInfoStack.push(topInfo);


        newChildEvents= new ArrayList(childEvents.length);
        topInfo= nextInfo;


        nextInfo= rangeInfoIterator.hasNext() ? (NodeRangeInfo) rangeInfoIterator.next() : null;
      }


      newChildEvents.add(event);


      while (topInfo != null && node == topInfo.getEndNode()) {
        RewriteEvent[] placeholderChildEvents= (RewriteEvent[]) newChildEvents.toArray(new RewriteEvent[newChildEvents.size()]);
        Block internalPlaceholder= topInfo.getInternalPlaceholder();
        addEvent(internalPlaceholder, Block.STATEMENTS_PROPERTY, new ListRewriteEvent(placeholderChildEvents));


        newChildEvents= (List) newChildrenStack.pop();
        topInfo= (NodeRangeInfo) topInfoStack.pop();
      }

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      TargetSourceRangeComputer.SourceRange startRange= sourceRangeComputer.computeSourceRange(getStartNode());
      TargetSourceRangeComputer.SourceRange endRange= sourceRangeComputer.computeSourceRange(getEndNode());
      int startPos= startRange.getStartPosition();
      int endPos= endRange.getStartPosition() + endRange.getLength();


      Block internalPlaceholder= getInternalPlaceholder();
      internalPlaceholder.setSourceRange(startPos, endPos - startPos);
    }

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   public Method<O> setBody(final String body)
   {
      String stub = "public class Stub { public void method() {" + body + "} }";
      JavaClass temp = (JavaClass) JavaParser.parse(stub);
      List<Method<JavaClass>> methods = temp.getMethods();
      Block block = ((MethodDeclaration) methods.get(0).getInternal()).getBody();


      block = (Block) ASTNode.copySubtree(method.getAST(), block);
      method.setBody(block);


      return this;

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  @SuppressWarnings("unchecked")
  @Override
  public MethodDeclaration visit(AST ast, MethodDeclaration input) {
    AccessInfo.PUBLIC.writeTo(input);


    Block body = ast.newBlock();
    input.setBody(body);


    SimpleName uoe = ast.newSimpleName("UnsupportedOperationException");
    SimpleType uoeType = ast.newSimpleType(uoe);
    ClassInstanceCreation newUoeType = ast.newClassInstanceCreation();
    newUoeType.setType(uoeType);


    ThrowStatement statement = ast.newThrowStatement();
    statement.setExpression(newUoeType);
    body.statements().add(statement);


    return input;
  }

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  @SuppressWarnings("unchecked")
  @Override
  public MethodDeclaration visit(AST ast, MethodDeclaration input) {
    AccessInfo.PUBLIC.writeTo(input);


    Block body = ast.newBlock();
    input.setBody(body);


    SimpleName uoe = ast.newSimpleName("UnsupportedOperationException");
    SimpleType uoeType = ast.newSimpleType(uoe);
    ClassInstanceCreation newUoeType = ast.newClassInstanceCreation();
    newUoeType.setType(uoeType);


    ThrowStatement statement = ast.newThrowStatement();
    statement.setExpression(newUoeType);
    body.statements().add(statement);


    return input;
  }

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   public Method<O> setBody(final String body)
   {
      String stub = "public class Stub { public void method() {" + body + "} }";
      JavaClass temp = (JavaClass) JavaParser.parse(stub);
      List<Method<JavaClass>> methods = temp.getMethods();
      Block block = ((MethodDeclaration) methods.get(0).getInternal()).getBody();


      block = (Block) ASTNode.copySubtree(method.getAST(), block);
      method.setBody(block);


      return this;

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          fLocationFound = true;
          return false;
        }
      }
      // visit only the body
      Block body = node.getBody();
      if (body != null) { // body is null for abstract methods
        body.accept(this);
      }
    }
    return false;
  }

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      // Create the return statement
      ReturnStatement returnStatement = ast.newReturnStatement();
      returnStatement.setExpression(mi);


      Block block = ast.newBlock();
      block.statements().add(returnStatement);
      md.setBody(block);


      lr.insertFirst(md, null);
    }

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