com.scalar.db.sql.statement.AlterUserStatement Maven / Gradle / Ivy
package com.scalar.db.sql.statement;
import com.google.common.collect.ImmutableList;
import com.scalar.db.sql.UserOption;
import java.util.Objects;
import javax.annotation.Nullable;
import javax.annotation.concurrent.Immutable;
@Immutable
public class AlterUserStatement implements DclStatement {
public final String username;
@Nullable public final String password;
public final ImmutableList userOptions;
private AlterUserStatement(
String username, @Nullable String password, ImmutableList userOptions) {
this.username = username;
this.password = password;
this.userOptions = userOptions;
}
@Override
public String toSql() {
StringBuilder builder = new StringBuilder("ALTER USER ");
StatementUtils.appendObjectName(builder, username);
if (password != null || !userOptions.isEmpty()) {
builder.append(" WITH");
}
if (password != null) {
builder.append(" PASSWORD ");
StatementUtils.appendStringLiteral(builder, password);
}
if (!userOptions.isEmpty()) {
builder.append(' ');
boolean first = true;
for (UserOption userOption : userOptions) {
if (first) {
first = false;
} else {
builder.append(" ");
}
builder.append(userOption.name());
}
}
return builder.toString();
}
@Override
public R accept(DclStatementVisitor visitor, C context) {
return visitor.visit(this, context);
}
@Override
public R accept(StatementVisitor visitor, C context) {
return visitor.visit(this, context);
}
@Override
public String toString() {
return toSql();
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (!(o instanceof AlterUserStatement)) {
return false;
}
AlterUserStatement that = (AlterUserStatement) o;
return Objects.equals(username, that.username)
&& Objects.equals(password, that.password)
&& Objects.equals(userOptions, that.userOptions);
}
@Override
public int hashCode() {
return Objects.hash(username, password, userOptions);
}
public static AlterUserStatement create(
String username, String password, ImmutableList userOptions) {
return new AlterUserStatement(username, password, userOptions);
}
}