Java Node.jjtGetChild方法代码示例

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
public boolean render(InternalContextAdapter ctx, Writer writer, Node node) throws IOException, ResourceNotFoundException, ParseErrorException, MethodInvocationException {
    // get the bean
    ValueStack stack = (ValueStack) ctx.get("stack");
    HttpServletRequest req = (HttpServletRequest) stack.getContext().get(ServletActionContext.HTTP_REQUEST);
    HttpServletResponse res = (HttpServletResponse) stack.getContext().get(ServletActionContext.HTTP_RESPONSE);
    Component bean = getBean(stack, req, res);
    Container container = (Container) stack.getContext().get(ActionContext.CONTAINER);
    container.inject(bean);
    // get the parameters
    Map params = createPropertyMap(ctx, node);
    bean.copyParams(params);
    //bean.addAllParameters(params);
    bean.start(writer);

    if (getType() == BLOCK) {
        Node body = node.jjtGetChild(node.jjtGetNumChildren() - 1);
        body.render(ctx, writer);
    }

    bean.end(writer, "");
    return true;
}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
@Override
public boolean render(InternalContextAdapter context, Writer writer,
		Node node) throws IOException, ResourceNotFoundException,
		ParseErrorException, MethodInvocationException 
{
	int argsNum = node.jjtGetNumChildren();
	for(int step = 0 ; step < argsNum; step++)
	{
		SimpleNode simpleNode = (SimpleNode) node.jjtGetChild(step);

		Object argObject = simpleNode.value(context);

		//传入参数
		if(argObject instanceof String)
		{
			System.out.println((String)argObject);
			writer.write((String)argObject);
			writer.flush();
		}
	}
	return true;
}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
@Override
public boolean render(InternalContextAdapter context, Writer writer, Node node) throws IOException {
    String block = "";
    TypeDef clazz = null;
    for (int i = 0; i < node.jjtGetNumChildren(); i++) {
        if (node.jjtGetChild(i) != null) {
            if (!(node.jjtGetChild(i) instanceof ASTBlock)) {
                //reading and casting inline parameters
                if (i == 0) {
                    clazz = (TypeDef) node.jjtGetChild(i).value(context);
                } else {
                    break;
                }
            } else {
                //reading block content and rendering it
                StringWriter blockContent = new StringWriter();
                node.jjtGetChild(i).render(context, blockContent);

                block = blockContent.toString();
                break;
            }
        }
    }
    writeClazz(writer, clazz, block);
    return true;
}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
public boolean render(InternalContextAdapter context, Writer writer, Node node) throws IOException, ResourceNotFoundException, ParseErrorException, MethodInvocationException {
	Object value = node.jjtGetChild(0).value(context);
	
	boolean isEmpty = false ;
	if(value == null){
		isEmpty = true ;
	}else{
		if(value instanceof String){
			isEmpty = StringUtil.isEmpty((String) value) ;
		}else if(value instanceof Collection){
			isEmpty = ((Collection) value).isEmpty() ;
		}else if(value.getClass().isArray()){
			isEmpty = Array.getLength(value) > 0 ;
		}
	}
	
       if (isEmpty) {
           Node content = node.jjtGetChild(1);
           content.render(context, writer);
       }
       
       return true;
}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
public boolean render(InternalContextAdapter context, Writer writer, Node node) throws IOException, ResourceNotFoundException, ParseErrorException, MethodInvocationException {
	Object value = node.jjtGetChild(0).value(context);

	
	boolean isEmpty = false ;
	if(value == null){
		isEmpty = true ;
	}else{
		if(value instanceof String){
			isEmpty = StringUtil.isEmpty((String) value) ;
		}else if(value instanceof Collection){
			isEmpty = ((Collection) value).isEmpty() ;
		}else if(value.getClass().isArray()){
			isEmpty = Array.getLength(value) > 0 ;
		}
	}
	if (!isEmpty) {
           Node content = node.jjtGetChild(1);
           content.render(context, writer);
       }
       
       return true;
}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
public boolean render(InternalContextAdapter context, Writer writer, Node node)
        throws IOException, ResourceNotFoundException, ParseErrorException, MethodInvocationException {

    //setting default params
    String moneyValue = null;

    //reading params
    if (node.jjtGetChild(0) != null) {
        moneyValue = node.jjtGetChild(0).value(context) == null ? null : String.valueOf(node.jjtGetChild(0).value(context));
    }

    //truncate and write result to writer
    writer.write(moneyUAH(moneyValue));
    return true;

}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
public boolean render(InternalContextAdapter context, Writer writer, Node node)
        throws IOException, ResourceNotFoundException, ParseErrorException, MethodInvocationException {

    //setting default params
    String ukrValue = null;

    //reading params
    if (node.jjtGetChild(0) != null) {
        ukrValue = node.jjtGetChild(0).value(context) == null ? null : String.valueOf(node.jjtGetChild(0).value(context));
    }

    if (ukrValue == null) {
        return false;
    }
    //truncate and write result to writer
    writer.write(UkrainianToLatin.generateLat(ukrValue));
    return true;

}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
public boolean render(InternalContextAdapter context, Writer writer, Node node)
        throws IOException, ResourceNotFoundException, ParseErrorException, MethodInvocationException {

    //setting default params
    String moneyValue = null;

    //reading params
    if (node.jjtGetChild(0) != null) {
        moneyValue = String.valueOf(node.jjtGetChild(0).value(context));
    }

    //truncate and write result to writer
    writer.write(moneyToStrUAH(moneyValue));
    return true;

}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
public boolean render(InternalContextAdapter context, Writer writer, Node node)
        throws IOException, ResourceNotFoundException, ParseErrorException, MethodInvocationException {

    //setting default params
    String dateValue = null;

    //reading params
    if (node.jjtGetChild(0) != null) {
        dateValue = String.valueOf(node.jjtGetChild(0).value(context));
    }

    //truncate and write result to writer
    writer.write(date(dateValue));
    return true;

}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
@Override
protected Params getParams(InternalContextAdapter context, Node node) throws IOException {
  final Params params = new Params();
  params.setPrefix("WHERE");
  params.setPrefixOverrides("AND |OR |AND\n|OR\n|AND\r|OR\r");
  if (node.jjtGetNumChildren() == 1) {
    final Node child = node.jjtGetChild(0);
    if (child instanceof ASTBlock) {
      StringWriter blockContent = new StringWriter();
      child.render(context, blockContent);
      params.setBody(blockContent.toString().trim());
      return params;
    }
  }
  return null;
}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
@Override
public void init(RuntimeServices rs, InternalContextAdapter context, Node node) {
  super.init(rs, context, node);
  final int n = node.jjtGetNumChildren() - 1;
  for (int i = 1; i < n; i++) {
    Node child = node.jjtGetChild(i);
    if (i == 1) {
      if (child.getType() == ParserTreeConstants.JJTREFERENCE) {
        this.var = ((ASTReference) child).getRootString();
      }
      else {
        throw new TemplateInitException("Syntax error", getTemplateName(), getLine(), getColumn());
      }
    }
    else if (child.getType() == ParserTreeConstants.JJTSTRINGLITERAL) {
      String value = (String) ((ASTStringLiteral) child).value(context);
      if (i == 2) {
        this.column = value;
      }
    }
    else {
      throw new TemplateInitException("Syntax error", getTemplateName(), getLine(), getColumn());
    }
  }
  this.uberInfo = new Info(this.getTemplateName(), getLine(), getColumn());
}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
@Override
protected Params getParams(InternalContextAdapter context, Node node) throws IOException {
  final Params params = new Params();
  params.setPrefix("SET");
  params.setSuffixOverrides(",");
  if (node.jjtGetNumChildren() == 1) {
    final Node child = node.jjtGetChild(0);
    if (child instanceof ASTBlock) {
      StringWriter blockContent = new StringWriter();
      child.render(context, blockContent);
      params.setBody(blockContent.toString().trim());
      return params;
    }
  }
  return null;
}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
/**
 * <p>
 * Create a Map of properties that the user has passed in. For example:
 * </p>
 *
 * <pre>
 * #xxx("name=hello" "value=world" "template=foo")
 * </pre>
 *
 * <p>
 * would yield a params that contains {["name", "hello"], ["value", "world"], ["template", "foo"]}
 * </p>
 * @param contextAdapter the context adapter
 * @param node the Node passed in to the render method
 * @return a Map of the user specified properties
 * @throws org.apache.velocity.exception.ParseErrorException
 *          if the was an error in the format of the property
 */
protected Map createPropertyMap(InternalContextAdapter contextAdapter, Node node) throws ParseErrorException, MethodInvocationException {
    Map propertyMap;

    int children = node.jjtGetNumChildren();
    if (getType() == BLOCK) {
        children--;
    }

    // Velocity supports an on-the-fly Map-definition syntax that leads
    // to more readable and faster code:
    //
    //    #url({'id':'url', 'action':'MyAction'})
    //
    // We support this syntax by checking for a single Map argument
    // to any directive and using that as the property map instead
    // of building one from individual name-value pair strings.
    Node firstChild = null;
    Object firstValue = null;
    if(children == 1
       && null != (firstChild = node.jjtGetChild(0))
       && null != (firstValue = firstChild.value(contextAdapter))
       && firstValue instanceof Map) {
        propertyMap = (Map)firstValue;
    } else {
        propertyMap = new HashMap();

        for (int index = 0, length = children; index < length; index++) {
            this.putProperty(propertyMap, contextAdapter, node.jjtGetChild(index));
        }
    }

    return propertyMap;
}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
@Override
public boolean render(InternalContextAdapter context, Writer writer, Node node) throws IOException {
    String block = "";
    Property field = null;
    //reading params
    if (node.jjtGetChild(0) != null) {
        field = (Property) node.jjtGetChild(0).value(context);
    }
    writeField(writer, field, block);
    return true;
}
 

import org.apache.velocity.runtime.parser.node.Node; //导入方法依赖的package包/类
@Override
public boolean render(InternalContextAdapter context, Writer writer, Node node) throws IOException {
    String block = "";
    Method method = null;
    Boolean isInterface = false;
    for (int i = 0; i < node.jjtGetNumChildren(); i++) {
        if (node.jjtGetChild(i) != null) {
            if (!(node.jjtGetChild(i) instanceof ASTBlock)) {
                //reading and casting inline parameters
                if (i == 0) {
                    method = (Method) node.jjtGetChild(i).value(context);
                } else if (i == 1) {
                    isInterface = (Boolean) node.jjtGetChild(i).value(context);
                } else {
                    break;
                }
            } else {
                //reading block content and rendering it
                StringWriter blockContent = new StringWriter();
                node.jjtGetChild(i).render(context, blockContent);

                block = blockContent.toString();
                break;
            }
        }
    }
    writeMethod(writer, method, block, isInterface);
    return true;
}