*/
package org.opendaylight.yangtools.yang.parser.spi.source;
+import java.util.Objects;
+import org.eclipse.jdt.annotation.NonNull;
import org.opendaylight.yangtools.yang.model.api.meta.StatementSource;
/**
* Reference of statement source present in textual source format. Utility implementation
- * of {@link StatementSourceReference} for textual sources, this is prefered {@link StatementSourceReference}
+ * of {@link StatementSourceReference} for textual sources, this is preferred {@link StatementSourceReference}
* for implementations of YANG / YIN statement stream sources.
*
* <p>
* To create source reference use one of this static factories:
* <ul>
- * <li>{@link #atPosition(String, int, int)} - provides most specific reference of statement location,
- * this is most prefered since it provides most context to debug YANG model.
- * </li>
- * <li>{@link #atLine(String, int)}- provides source and line of statement location.
- * </li>
- * <li>{@link #inSource(String)} - least specific reference, should be used only if any of previous
- * references are unable to create / derive from source.
- * </li>
+ * <li>{@link #atPosition(String, int, int)} - provides most specific reference of statement location, this is most
+ * preferred since it provides most context to debug YANG model.</li>
+ * <li>{@link #atLine(String, int)}- provides source and line of statement location.</li>
+ * <li>{@link #inSource(String)} - least specific reference, should be used only if any of previous references are
+ * unable to create / derive from source.</li>
* </ul>
*/
public abstract class DeclarationInTextSource implements StatementSourceReference {
InSource(final String sourceName) {
super(sourceName);
}
-
- @Override
- public String toString() {
- return getSourceName();
- }
}
private static class AtLine extends InSource {
}
@Override
- public String toString() {
- return getSourceName() + ':' + line;
+ int hashCodeImpl() {
+ return super.hashCodeImpl() * 31 + line;
+ }
+
+ @Override
+ boolean equalsImpl(final DeclarationInTextSource obj) {
+ return line == ((AtLine) obj).line && super.equalsImpl(obj);
}
- int getLine() {
- return line;
+ @Override
+ public String toString() {
+ return super.toString() + ':' + line;
}
}
this.character = character;
}
+ @Override
+ int hashCodeImpl() {
+ return super.hashCodeImpl() * 31 + character;
+ }
+
+ @Override
+ boolean equalsImpl(final DeclarationInTextSource obj) {
+ return character == ((AtPosition) obj).character && super.equalsImpl(obj);
+ }
+
@Override
public String toString() {
- return getSourceName() + ':' + getLine() + ':' + character;
+ return super.toString() + ':' + character;
}
}
this.sourceName = sourceName;
}
- public static DeclarationInTextSource inSource(final String sourceName) {
+ public static @NonNull DeclarationInTextSource inSource(final String sourceName) {
return new InSource(sourceName);
}
- public static DeclarationInTextSource atLine(final String sourceName, final int line) {
+ public static @NonNull DeclarationInTextSource atLine(final String sourceName, final int line) {
return new AtLine(sourceName, line);
}
- public static DeclarationInTextSource atPosition(final String sourceName, final int line, final int position) {
+ public static @NonNull DeclarationInTextSource atPosition(final String sourceName, final int line,
+ final int position) {
return new AtPosition(sourceName, line, position);
}
- public String getSourceName() {
+ public final String getSourceName() {
return sourceName;
}
@Override
- public StatementSource getStatementSource() {
+ public final StatementSource getStatementSource() {
return StatementSource.DECLARATION;
}
@Override
- public abstract String toString();
+ public final int hashCode() {
+ return hashCodeImpl();
+ }
+
+ @Override
+ public final boolean equals(final Object obj) {
+ return this == obj
+ || obj != null && getClass().equals(obj.getClass()) && equalsImpl((DeclarationInTextSource) obj);
+ }
+
+ @Override
+ public String toString() {
+ return sourceName == null ? "null" : sourceName;
+ }
+
+ int hashCodeImpl() {
+ return Objects.hashCode(sourceName);
+ }
+
+ boolean equalsImpl(final DeclarationInTextSource obj) {
+ return Objects.equals(sourceName, obj.sourceName);
+ }
}