JDK14/Java14源码在线阅读

/*
 * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 *
 */

package sun.jvm.hotspot.debugger.cdbg.basic;

import sun.jvm.hotspot.debugger.*;
import sun.jvm.hotspot.debugger.cdbg.*;

public class BasicField implements Field {
  private String  name;
  private Type    type;
  private int     accessControl;
  private boolean isStatic;
  private long    offset;
  private Address address;

  /** See {@link sun.jvm.hotspot.debugger.cdbg.AccessControl} for
      valid access control values */
  public BasicField(String name, Type type, int accessControl, boolean isStatic) {
    this.name = name;
    this.type = type;
    this.accessControl = accessControl;
  }

  public int getAccessControl() { return accessControl; }

  public String getName() { return name; }

  public Type getType() { return type; }

  public boolean isStatic() { return isStatic; }

  /** Nonstatic fields only: set offset of field */
  public void setOffset(long offset) {
    if (isStatic) throw new RuntimeException("Nonstatic fields only");
    this.offset = offset;
  }

  /** Nonstatic fields only: get offset of field */
  public long getOffset() {
    if (isStatic) throw new RuntimeException("Nonstatic fields only");
    return offset;
  }

  /** Static fields only: set address of field. The resolution
      mechanism will automatically attempt to find the address of the
      field based on a "class name"::"field name" global symbol lookup
      in the database if the address has not been set. */
  public void setAddress(Address address) {
    if (!isStatic) throw new RuntimeException("Static fields only");
    this.address = address;
  }

  /** Static fields only: get address of field */
  public Address getAddress() {
    if (!isStatic) throw new RuntimeException("Static fields only");
    return address;
  }

  public void resolveTypes(Type containingType, BasicCDebugInfoDataBase db, ResolveListener listener) {
    type = db.resolveType(containingType, type, listener, "resolving field type");

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