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 * 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.
 *
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 */
package org.openjdk.asmtools.jdis;

import static org.openjdk.asmtools.jasm.TableFormatModel.Token.ENCLOSING_METHOD;

/**
 * The EnclosingMethod attribute since 45.3
 * <p>
 * EnclosingMethod_attribute {
 * u2 attribute_name_index;
 * u4 attribute_length;
 * u2 class_index;
 * u2 method_index; that is equal to CONSTANT_NameAndType_info_index;
 * }
 */
public class EnclosingMethodData extends AttributeData<EnclosingMethodData> {

    public EnclosingMethodData(ClassData classData) {
        super(classData, ENCLOSING_METHOD);
    }

    public String calculateName() {
        if (this.name == null) {
            if (printCPIndex) {
                this.name = (pool.getClassName(cpx, index -> logger.getResourceString("info.invalid_cp_entry")));
            } else {
                this.name = "\"".
                        concat(pool.getClassName(cpx, index -> "%s #%d".
                                formatted(logger.getResourceString("info.invalid_cp_entry"), index))).
                        concat("\"");
            }
            if (this.methodCpx != 0) {
                this.name += ":" + pool.getMethodName(this.methodCpx);
            }
        }
        return this.name;
    }

    public EnclosingMethodData getName() {
        name = pool.getString(cpx, index -> "#%d".formatted(index));
        return this;
    }
}
