org.jooq.meta.AbstractDefinition Maven / Gradle / Ivy
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* Licensed under the Apache License, Version 2.0 (the "License");
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* database integrations.
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* For more information, please visit: http://www.jooq.org/licenses
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package org.jooq.meta;
import static org.jooq.impl.DSL.name;
import java.sql.Connection;
import java.util.ArrayList;
import java.util.List;
import org.jooq.DSLContext;
import org.jooq.Name;
import org.jooq.SQLDialect;
import org.jooq.tools.StringUtils;
/**
* A base implementation for any type of definition.
*
* @author Lukas Eder
*/
public abstract class AbstractDefinition implements Definition {
private final Database database;
private final SchemaDefinition schema;
private final PackageDefinition pkg;
private final String name;
private final String comment;
private final String overload;
// [#2238] Some caches for strings that are heavy to calculate in large schemas
private transient String qualifiedInputName;
private transient String qualifiedOutputName;
private transient Name qualifiedInputNamePart;
private transient Name qualifiedOutputNamePart;
private transient Integer hashCode;
public AbstractDefinition(Database database, SchemaDefinition schema, String name) {
this(database, schema, name, null);
}
public AbstractDefinition(Database database, SchemaDefinition schema, String name, String comment) {
this(database, schema, name, comment, null);
}
public AbstractDefinition(Database database, SchemaDefinition schema, String name, String comment, String overload) {
this(database, schema, null, name, comment, overload);
}
public AbstractDefinition(Database database, SchemaDefinition schema, PackageDefinition pkg, String name, String comment, String overload) {
this.database = database;
// The subclass constructor cannot pass "this" to the super constructor
this.schema = (schema == null && this instanceof SchemaDefinition)
? (SchemaDefinition) this
: schema;
this.pkg = pkg;
this.name = name;
this.comment = comment;
this.overload = overload;
}
@Override
public List getDefinitionPath() {
List result = new ArrayList<>();
result.addAll(getSchema().getDefinitionPath());
if (getPackage() != null)
result.add(getPackage());
result.add(this);
return result;
}
public final PackageDefinition getPackage() {
return pkg;
}
@Override
public final String getOverload() {
return overload;
}
@Override
public /* non-final */ CatalogDefinition getCatalog() {
return getSchema().getCatalog();
}
@Override
public final SchemaDefinition getSchema() {
return schema;
}
@Override
public final String getName() {
return name;
}
@Override
public final String getInputName() {
return name;
}
/**
* Subclasses may override this method
*
* {@inheritDoc}
*/
@Override
public String getOutputName() {
return getInputName();
}
@Override
public final String getComment() {
return comment;
}
@Override
public final String getQualifiedName() {
return getQualifiedInputName();
}
@Override
public final String getQualifiedInputName() {
if (qualifiedInputName == null) {
StringBuilder sb = new StringBuilder();
String separator = "";
for (Definition part : getDefinitionPath()) {
// [#6855] Some databases (e.g. SQLite) might not have a schema
String input = part.getInputName();
if (!StringUtils.isEmpty(input)) {
sb.append(separator);
sb.append(part.getInputName());
separator = ".";
}
}
qualifiedInputName = sb.toString();
}
return qualifiedInputName;
}
@Override
public final String getQualifiedOutputName() {
if (qualifiedOutputName == null) {
StringBuilder sb = new StringBuilder();
String separator = "";
for (Definition part : getDefinitionPath()) {
if (part instanceof CatalogDefinition && ((CatalogDefinition) part).isDefaultCatalog())
continue;
else if (part instanceof SchemaDefinition && ((SchemaDefinition) part).isDefaultSchema())
continue;
sb.append(separator);
sb.append(part.getOutputName());
separator = ".";
}
qualifiedOutputName = sb.toString();
}
return qualifiedOutputName;
}
@Override
public final Name getQualifiedNamePart() {
return getQualifiedInputNamePart();
}
@Override
public final Name getQualifiedInputNamePart() {
if (qualifiedInputNamePart == null) {
List list = new ArrayList<>();
for (Definition part : getDefinitionPath())
list.add(part.getInputName());
qualifiedInputNamePart = name(list);
}
return qualifiedInputNamePart;
}
@Override
public final Name getQualifiedOutputNamePart() {
if (qualifiedOutputNamePart == null) {
List list = new ArrayList<>();
for (Definition part : getDefinitionPath()) {
if (part instanceof CatalogDefinition && ((CatalogDefinition) part).isDefaultCatalog())
continue;
else if (part instanceof SchemaDefinition && ((SchemaDefinition) part).isDefaultSchema())
continue;
list.add(part.getOutputName());
}
qualifiedOutputNamePart = name(list);
}
return qualifiedOutputNamePart;
}
@Override
public final Database getDatabase() {
return database;
}
protected final Connection getConnection() {
return database.getConnection();
}
@Override
public final String toString() {
return getQualifiedName();
}
@Override
public final boolean equals(Object obj) {
if (this == obj)
return true;
if (obj instanceof Definition) {
Definition that = (Definition) obj;
return that.getQualifiedName().equals(getQualifiedName());
}
return false;
}
@Override
public final int hashCode() {
if (hashCode == null) {
hashCode = getQualifiedName().hashCode();
}
return hashCode;
}
protected final DSLContext create() {
return database.create();
}
protected final DSLContext create(boolean muteExceptions) {
if (database instanceof AbstractDatabase)
return ((AbstractDatabase) database).create(muteExceptions);
else
return database.create();
}
protected final SQLDialect getDialect() {
return database.getDialect();
}
}
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