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/*
* This file is part of rasdaman community.
*
* Rasdaman community is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Rasdaman community is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with rasdaman community. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright 2003 - 2010 Peter Baumann / rasdaman GmbH.
*
* For more information please see <http://www.rasdaman.org>
* or contact Peter Baumann via <baumann@rasdaman.com>.
*/
package petascope.wcps.server.core;
import java.util.Collection;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import petascope.exceptions.ExceptionCode;
import petascope.exceptions.WCPSException;
/**
* This is an axis in geographic coordinates. See the WCPS standard.
*/
public class DomainElement implements Cloneable {
public static final String WGS84_CRS = "EPSG:4326";
public static final String IMAGE_CRS = "CRS:1";
private Set<String> crss;
private String name;
private Double numHi;
private Double numLo;
private String strHi;
private String strLo;
private String type;
private String uom;
private Collection<String> allowedAxes;
public DomainElement(String name, String type, Double numLo, Double numHi, String strLo,
String strHi, Set<String> crss, Collection<String> axes, String uom) throws WCPSException
{
this.allowedAxes = axes;
if ((name == null) || (type == null)) {
throw new WCPSException(ExceptionCode.InvalidMetadata,
"Invalid domain element: Element name and type cannot be null");
}
if (name.equals("")) {
throw new WCPSException(ExceptionCode.InvalidMetadata,
"Invalid domain element: Element name cannot be empty");
}
if (allowedAxes.contains(type) == false) {
throw new WCPSException(ExceptionCode.InvalidMetadata,
"Invalid domain element: Invalid element type: " + type
+ ". Allowed element types are: " + allowedAxes.toString());
}
if ((numLo != null) && (numHi != null) && (strLo == null) && (strHi == null)) {
if (numLo.compareTo(numHi) == 1) {
throw new WCPSException(ExceptionCode.InvalidMetadata,
"Invalid domain element: Lower integer bound cannot be larger than upper integer bound");
}
this.numLo = numLo;
this.numHi = numHi;
} else if ((strLo != null) && (numHi != null) && (numLo == null) && (numHi == null)) {
if (strLo.equals("") || strHi.equals("")) {
throw new WCPSException(ExceptionCode.InvalidMetadata,
"Invalid domain element: String bounds cannot be empty");
}
this.strLo = strLo;
this.strHi = strHi;
} else {
/* Allow both sources of info for time-axes */
if (type.equals("t")) {
this.strLo = strLo;
this.strHi = strHi;
this.numLo = numLo;
this.numHi = numHi;
} else {
throw new WCPSException(ExceptionCode.InvalidMetadata,
"Invalid domain element: Integer bounds must both be non-null if string bounds are null, and vice versa at "
+ name + ":" + type);
}
}
if ((type.equals("x") || type.equals("y")) && (numLo == null)) {
throw new WCPSException(ExceptionCode.InvalidMetadata,
"Invalid domain element: A spatial axis must have integer extent");
} else if (type.equals("temporal") && (strLo == null)) {
throw new WCPSException(ExceptionCode.InvalidMetadata,
"Invalid domain element: A temporal axis must have string extent");
} else if (type.equals("t") && (numLo == null) || (numHi == null)) {
throw new WCPSException(ExceptionCode.InvalidMetadata, "Invalid domain element: A \"t\" axis must have integer extent and optionally, string extent");
}
this.name = name;
this.type = type;
if ((crss == null) || !crss.contains(IMAGE_CRS)) {
// throw new WCPSException(ExceptionCode.InvalidMetadata,
// "Invalid domain element: CRS set does not contain image CRS '"
// + IMAGE_CRS + "'");
crss.add(IMAGE_CRS);
}
this.crss = crss;
}
@Override
public DomainElement clone() {
Set<String> c = new HashSet<String>(crss.size());
Iterator<String> i = crss.iterator();
while (i.hasNext()) {
c.add(new String(i.next()));
}
try {
String newName = name == null ? null : new String(name);
String newType = type == null ? null : new String(type);
Double newNumLo = numLo == null ? null : new Double(numLo);
Double newNumHi = numHi == null ? null : new Double(numHi);
String newStrLo = strLo == null ? null : new String(strLo);
String newStrHi = strHi == null ? null : new String(strHi);
String newUom = uom == null ? null : new String(uom);
return new DomainElement(newName, newType, newNumLo, newNumHi, newStrLo, newStrHi, c, allowedAxes, newUom);
} catch (WCPSException ime) {
throw new RuntimeException(
"Invalid metadata while cloning DomainElement. This is a software bug in WCPS.",
ime);
}
}
public boolean equals(DomainElement de) {
if ((numLo == null) && (de.numLo == null)) {
return strLo.equals(de.strLo) && strHi.equals(strHi)
&& name.equals(de.name) && type.equals(de.type);
} else if ((strLo == null) && (de.strLo == null)) {
return numLo.equals(de.numLo) && numHi.equals(numHi)
&& name.equals(de.name) && type.equals(de.type);
} else {
return false;
}
}
public String getName() {
return name;
}
public Double getNumHi() {
return numHi;
}
public Double getNumLo() {
return numLo;
}
public String getStrHi() {
return strHi;
}
public String getStrLo() {
return strLo;
}
public String getType() {
return type;
}
public Set<String> getCrsSet() {
return crss;
}
public String getUom() {
return uom;
}
@Override
public String toString() {
String d = "Domain Element { Name: '" + name + "', Type: '" + type
+ "', NumLow: '" + numLo + "', NumHi: '" + numHi + "', StrLow: '"
+ strLo + "', StrHi: '" + strHi + "', CrsSet: '" + crss + "'}";
return d;
}
}
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