com.purej.vminspect.html.MBeansInvokeOperationView Maven / Gradle / Ivy

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An easy to use, feature-rich, JMX-based and embeddable Java VM monitoring tool with a web-based user-interface

There is a newer version: 2.1.1

// Copyright (c), 2013, adopus consulting GmbH Switzerland, all rights reserved.
package com.purej.vminspect.html;

import java.io.IOException;
import com.purej.vminspect.data.MBeanData;
import com.purej.vminspect.data.MBeanOperation;
import com.purej.vminspect.data.MBeanParameter;
import com.purej.vminspect.data.MBeanUtils;

/**
 * Displays the view to invoke an operation of an MBean.
 *
 * @author Stefan Mueller
 */
public class MBeansInvokeOperationView extends AbstractMBeansView {
  private final MBeanData _mbean;
  private final int _mbOpIdx;
  private final MBeanOperation _operation;
  private final ConfirmState _confirm;
  private final String[] _parameters;

  /**
   * Creates a new instance of this view.
   */
  public MBeansInvokeOperationView(StringBuilder output, MBeanData mbean, int mbOpIdx, MBeanOperation operation, ConfirmState confirmState,
      String[] parameters) {
    super(output);
    _mbean = mbean;
    _mbOpIdx = mbOpIdx;
    _operation = operation;
    _confirm = confirmState;
    _parameters = parameters;
  }

  @Override
  public void render() throws IOException {
    // Write the mbean title:
    writeln("" + img("icons/beans-24.png", "MBean") + " MBean: " + htmlEncode(_mbean.getName().getObjectNameString()) + "");
    if (_confirm.isNow()) {
      writeln("Please confirm the MBeans operation invocation!

");
    }

    // Write the form with a table:
    writeln("
");
    HtmlTable table = new HtmlTable("MBean Operation");
    table.nextRow();
    table.addValue(img("icons/flash-16.png", "MBean Operation") + " Operation     ");
    table.addValue("" + htmlEncode(_operation.getName()) + "");
    table.nextRow("Description", htmlEncode(_operation.getDescription()));
    table.nextRow("Impact", htmlEncode(_operation.getImpact().name()));
    table.nextRow("Return Type", htmlEncode(MBeanUtils.toDisplayType(_operation.getReturnType())));
    for (int i = 0; i < _operation.getParameters().length; i++) {
      table.nextRow("
", "");
      MBeanParameter parameter = _operation.getParameters()[i];
      table.nextRow("Parameter", "" + parameter.getName() + "");
      table.nextRow("Description", parameter.getDescription());
      table.nextRow("Type", MBeanUtils.toDisplayType(parameter.getType()));
      if (_confirm.isNow()) {
        table.nextRow("Value", _parameters[i] + "");
      }
      else {
        table.nextRow("Value", "");
      }
    }
    table.nextRow("
", "");
    table.nextRow("");
    String okAction = _confirm.isNext() ? "mbOpInvokeConfirm" : "mbOpInvoke";
    table.addValueRight("");
    table.endTable();
    writeln("");
    writeln("");
    writeln("");
    writeln("");
    writeln("
");
  }
}