*/
package org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective;
-import java.util.Collection;
-import java.util.LinkedList;
-import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.Utils;
-import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
-import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionStatement;
-import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
import com.google.common.collect.ImmutableList;
+import java.util.ArrayDeque;
+import java.util.ArrayList;
+import java.util.Deque;
import java.util.List;
+import java.util.Objects;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.model.api.ExtensionDefinition;
import org.opendaylight.yangtools.yang.model.api.SchemaPath;
import org.opendaylight.yangtools.yang.model.api.UnknownSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
+import org.opendaylight.yangtools.yang.model.api.stmt.ExtensionStatement;
+import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
+
+public class ExtensionEffectiveStatementImpl extends AbstractEffectiveDocumentedNode<QName, ExtensionStatement>
+ implements ExtensionDefinition {
+ private static final class RecursionDetector extends ThreadLocal<Deque<ExtensionEffectiveStatementImpl>> {
+ boolean check(final ExtensionEffectiveStatementImpl current) {
+ final Deque<ExtensionEffectiveStatementImpl> stack = get();
+ if (stack != null) {
+ for (ExtensionEffectiveStatementImpl s : stack) {
+ if (s == current) {
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ void push(final ExtensionEffectiveStatementImpl current) {
+ Deque<ExtensionEffectiveStatementImpl> stack = get();
+ if (stack == null) {
+ stack = new ArrayDeque<>(1);
+ set(stack);
+ }
+
+ stack.push(current);
+ }
+
+ void pop() {
+ Deque<ExtensionEffectiveStatementImpl> stack = get();
+ stack.pop();
+ if (stack.isEmpty()) {
+ remove();
+ }
+ }
+ }
+
+ private static final RecursionDetector TOSTRING_DETECTOR = new RecursionDetector();
-public class ExtensionEffectiveStatementImpl extends
- AbstractEffectiveDocumentedNode<QName, ExtensionStatement> implements
- ExtensionDefinition {
private final QName qname;
- String argument;
+ private final String argument;
private final SchemaPath schemaPath;
- ImmutableList<UnknownSchemaNode> unknownNodes;
- boolean yin;
+ private final List<UnknownSchemaNode> unknownNodes;
+ private final boolean yin;
public ExtensionEffectiveStatementImpl(
- StmtContext<QName, ExtensionStatement, EffectiveStatement<QName, ExtensionStatement>> ctx) {
+ final StmtContext<QName, ExtensionStatement, EffectiveStatement<QName, ExtensionStatement>> ctx) {
super(ctx);
-
this.qname = ctx.getStatementArgument();
- this.schemaPath = Utils.getSchemaPath(ctx);
-
- initSubstatementCollections();
- initFields();
-
- }
+ this.schemaPath = ctx.getSchemaPath().get();
- private void initFields() {
+ final List<UnknownSchemaNode> unknownNodesInit = new ArrayList<>();
+ for (EffectiveStatement<?, ?> unknownNode : effectiveSubstatements()) {
+ if (unknownNode instanceof UnknownSchemaNode) {
+ unknownNodesInit.add((UnknownSchemaNode) unknownNode);
+ }
+ }
+ this.unknownNodes = ImmutableList.copyOf(unknownNodesInit);
+ // initFields
ArgumentEffectiveStatementImpl argumentSubstatement = firstEffective(ArgumentEffectiveStatementImpl.class);
-
if (argumentSubstatement != null) {
this.argument = argumentSubstatement.argument().getLocalName();
- }
-
- YinElementEffectiveStatementImpl yinElement = firstEffective(YinElementEffectiveStatementImpl.class);
- if (yinElement != null) {
- this.yin = yinElement.argument();
+ YinElementEffectiveStatementImpl yinElement = argumentSubstatement
+ .firstEffective(YinElementEffectiveStatementImpl.class);
+ if (yinElement != null) {
+ this.yin = yinElement.argument();
+ } else {
+ this.yin = false;
+ }
} else {
+ this.argument = null;
this.yin = false;
}
-
- }
-
- private void initSubstatementCollections() {
- Collection<? extends EffectiveStatement<?, ?>> effectiveSubstatements = effectiveSubstatements();
-
- List<UnknownSchemaNode> unknownNodesInit = new LinkedList<>();
-
- for (EffectiveStatement<?, ?> effectiveStatement : effectiveSubstatements) {
- if (effectiveStatement instanceof UnknownSchemaNode) {
- UnknownSchemaNode unknownNode = (UnknownSchemaNode) effectiveStatement;
- unknownNodesInit.add(unknownNode);
- }
- }
-
- this.unknownNodes = ImmutableList.copyOf(unknownNodesInit);
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
- result = prime * result + ((qname == null) ? 0 : qname.hashCode());
- result = prime * result
- + ((schemaPath == null) ? 0 : schemaPath.hashCode());
+ result = prime * result + Objects.hashCode(qname);
+ result = prime * result + Objects.hashCode(schemaPath);
return result;
}
return false;
}
ExtensionEffectiveStatementImpl other = (ExtensionEffectiveStatementImpl) obj;
- if (qname == null) {
- if (other.qname != null) {
- return false;
- }
- } else if (!qname.equals(other.qname)) {
- return false;
- }
- if (schemaPath == null) {
- if (other.schemaPath != null) {
- return false;
- }
- } else if (!schemaPath.equals(other.schemaPath)) {
- return false;
- }
- return true;
+ return Objects.equals(qname, other.qname) && Objects.equals(schemaPath, other.schemaPath);
}
@Override
public String toString() {
- StringBuilder sb = new StringBuilder(
- ExtensionEffectiveStatementImpl.class.getSimpleName());
- sb.append("[");
- sb.append("argument=").append(argument);
- sb.append(", qname=").append(qname);
- sb.append(", schemaPath=").append(schemaPath);
- sb.append(", extensionSchemaNodes=").append(unknownNodes);
- sb.append(", yin=").append(yin);
- sb.append("]");
- return sb.toString();
+ if (TOSTRING_DETECTOR.check(this)) {
+ return recursedToString();
+ }
+
+ TOSTRING_DETECTOR.push(this);
+ try {
+ StringBuilder sb = new StringBuilder(ExtensionEffectiveStatementImpl.class.getSimpleName());
+ sb.append("[");
+ sb.append("argument=").append(argument);
+ sb.append(", qname=").append(qname);
+ sb.append(", schemaPath=").append(schemaPath);
+ sb.append(", extensionSchemaNodes=").append(unknownNodes);
+ sb.append(", yin=").append(yin);
+ sb.append("]");
+ return sb.toString();
+ } finally {
+ TOSTRING_DETECTOR.pop();
+ }
+ }
+
+ private String recursedToString() {
+ return ExtensionEffectiveStatementImpl.class.getSimpleName() + "[" +
+ "argument=" + argument +
+ ", qname=" + qname +
+ ", schemaPath=" + schemaPath +
+ ", yin=" + yin +
+ " <RECURSIVE> ]";
}
-}
\ No newline at end of file
+}
Code Review / yangtools.git / blobdiff