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/*
* Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.netconf.sal.restconf.impl;
import com.google.common.base.Strings;
import javax.ws.rs.core.UriInfo;
import org.opendaylight.netconf.sal.rest.impl.WriterParameters;
import org.opendaylight.restconf.common.errors.RestconfDocumentedException;
import org.opendaylight.restconf.common.errors.RestconfError;
import org.opendaylight.yangtools.yang.common.ErrorTag;
import org.opendaylight.yangtools.yang.common.ErrorType;
public final class QueryParametersParser {
private enum UriParameters {
PRETTY_PRINT("prettyPrint"),
DEPTH("depth");
private final String uriParameterName;
UriParameters(final String uriParameterName) {
this.uriParameterName = uriParameterName;
}
@Override
public String toString() {
return uriParameterName;
}
}
private QueryParametersParser() {
}
public static WriterParameters parseWriterParameters(final UriInfo info) {
final WriterParameters.WriterParametersBuilder wpBuilder = new WriterParameters.WriterParametersBuilder();
if (info == null) {
return wpBuilder.build();
}
String param = info.getQueryParameters(false).getFirst(UriParameters.DEPTH.toString());
if (!Strings.isNullOrEmpty(param) && !"unbounded".equals(param)) {
try {
final int depth = Integer.parseInt(param);
if (depth < 1) {
throw new RestconfDocumentedException(
new RestconfError(ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE,
"Invalid depth parameter: " + depth, null,
"The depth parameter must be an integer > 1 or \"unbounded\""));
}
wpBuilder.setDepth(depth);
} catch (final NumberFormatException e) {
throw new RestconfDocumentedException(e, new RestconfError(
ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE,
"Invalid depth parameter: " + e.getMessage(), null,
"The depth parameter must be an integer > 1 or \"unbounded\""));
}
}
param = info.getQueryParameters(false).getFirst(UriParameters.PRETTY_PRINT.toString());
wpBuilder.setPrettyPrint("true".equals(param));
return wpBuilder.build();
}
}
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