com.datastax.oss.driver.internal.core.metadata.schema.DefaultFunctionMetadata Maven / Gradle / Ivy
/*
* Copyright DataStax, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.datastax.oss.driver.internal.core.metadata.schema;
import com.datastax.oss.driver.api.core.CqlIdentifier;
import com.datastax.oss.driver.api.core.metadata.schema.FunctionMetadata;
import com.datastax.oss.driver.api.core.metadata.schema.FunctionSignature;
import com.datastax.oss.driver.api.core.type.DataType;
import com.datastax.oss.driver.shaded.guava.common.base.Preconditions;
import edu.umd.cs.findbugs.annotations.NonNull;
import java.io.Serializable;
import java.util.List;
import java.util.Objects;
import net.jcip.annotations.Immutable;
@Immutable
public class DefaultFunctionMetadata implements FunctionMetadata, Serializable {
private static final long serialVersionUID = 1;
@NonNull private final CqlIdentifier keyspace;
@NonNull private final FunctionSignature signature;
@NonNull private final List parameterNames;
@NonNull private final String body;
private final boolean calledOnNullInput;
@NonNull private final String language;
@NonNull private final DataType returnType;
public DefaultFunctionMetadata(
@NonNull CqlIdentifier keyspace,
@NonNull FunctionSignature signature,
@NonNull List parameterNames,
@NonNull String body,
boolean calledOnNullInput,
@NonNull String language,
@NonNull DataType returnType) {
Preconditions.checkArgument(
signature.getParameterTypes().size() == parameterNames.size(),
"Number of parameter names should match number of types in the signature (got %s and %s)",
parameterNames.size(),
signature.getParameterTypes().size());
this.keyspace = keyspace;
this.signature = signature;
this.parameterNames = parameterNames;
this.body = body;
this.calledOnNullInput = calledOnNullInput;
this.language = language;
this.returnType = returnType;
}
@NonNull
@Override
public CqlIdentifier getKeyspace() {
return keyspace;
}
@NonNull
@Override
public FunctionSignature getSignature() {
return signature;
}
@NonNull
@Override
public List getParameterNames() {
return parameterNames;
}
@NonNull
@Override
public String getBody() {
return body;
}
@Override
public boolean isCalledOnNullInput() {
return calledOnNullInput;
}
@NonNull
@Override
public String getLanguage() {
return language;
}
@NonNull
@Override
public DataType getReturnType() {
return returnType;
}
@Override
public boolean equals(Object other) {
if (other == this) {
return true;
} else if (other instanceof FunctionMetadata) {
FunctionMetadata that = (FunctionMetadata) other;
return Objects.equals(this.keyspace, that.getKeyspace())
&& Objects.equals(this.signature, that.getSignature())
&& Objects.equals(this.parameterNames, that.getParameterNames())
&& Objects.equals(this.body, that.getBody())
&& this.calledOnNullInput == that.isCalledOnNullInput()
&& Objects.equals(this.language, that.getLanguage())
&& Objects.equals(this.returnType, that.getReturnType());
} else {
return false;
}
}
@Override
public int hashCode() {
return Objects.hash(
keyspace, signature, parameterNames, body, calledOnNullInput, language, returnType);
}
@Override
public String toString() {
return "DefaultFunctionMetadata@"
+ Integer.toHexString(hashCode())
+ "("
+ keyspace.asInternal()
+ "."
+ signature
+ ")";
}
}