io.github.dmlloyd.classfile.attribute.LineNumberInfo Maven / Gradle / Ivy
/*
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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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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).
*
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* 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 io.github.dmlloyd.classfile.attribute;
import io.github.dmlloyd.classfile.impl.UnboundAttribute;
import io.github.dmlloyd.classfile.extras.PreviewFeature;
/**
* Models a single line number in the {@link LineNumberTableAttribute}.
*
* @since 22
*/
@PreviewFeature(feature = PreviewFeature.Feature.CLASSFILE_API)
public sealed interface LineNumberInfo
permits UnboundAttribute.UnboundLineNumberInfo {
/**
* {@return the index into the code array at which the code for this line
* begins}
*/
int startPc();
/**
* {@return the line number within the original source file}
*/
int lineNumber();
/**
* {@return a line number description}
* @param startPc the starting index of the code array for this line
* @param lineNumber the line number within the original source file
*/
public static LineNumberInfo of(int startPc, int lineNumber) {
return new UnboundAttribute.UnboundLineNumberInfo(startPc, lineNumber);
}
}