Java/Velocity/Loop

Материал из Java эксперт
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Control: For each

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import java.io.StringWriter;
import java.io.Writer;
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.Velocity;
import org.apache.velocity.tools.generic.RenderTool;
public class VMDemo {
  public static void main(String[] args) throws Exception {
    Velocity.init();
    Template t = Velocity.getTemplate("./src/VMDemo.vm");
    VelocityContext ctx = new VelocityContext();
    Writer writer = new StringWriter();
    t.merge(ctx, writer);
    System.out.println(writer);
  }
}
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#set ($myArray = ["one", "two", "three"])
#foreach($item in $myArray)
  List Item: $item
#end





Demo loop: for each

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import java.io.StringWriter;
import java.io.Writer;
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.Velocity;
import org.apache.velocity.tools.generic.IteratorTool;
public class IteratorToolExample {
  public static void main(String[] args) throws Exception {
    Velocity.init();
    Template t = Velocity.getTemplate("./src/iteratorTool.vm");
    VelocityContext ctx = new VelocityContext();
    ctx.put("var", new IteratorTool());
    Writer writer = new StringWriter();
    t.merge(ctx, writer);
    System.out.println(writer);
  }
}
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#set($list = ["A", "B", "C", "D", "E"])
#foreach($item in $list)
    $item
#end