001/* ***** BEGIN LICENSE BLOCK *****
002 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
003 *
004 * The contents of this file are subject to the Mozilla Public License Version
005 * 1.1 (the "License"); you may not use this file except in compliance with
006 * the License. You may obtain a copy of the License at
007 * http://www.mozilla.org/MPL/
008 *
009 * Software distributed under the License is distributed on an "AS IS" basis,
010 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
011 * for the specific language governing rights and limitations under the
012 * License.
013 *
014 * The Original Code is part of dcm4che, an implementation of DICOM(TM) in
015 * Java(TM), hosted at https://github.com/gunterze/dcm4che.
016 *
017 * The Initial Developer of the Original Code is
018 * Agfa Healthcare.
019 * Portions created by the Initial Developer are Copyright (C) 2011
020 * the Initial Developer. All Rights Reserved.
021 *
022 * Contributor(s):
023 * See @authors listed below
024 *
025 * Alternatively, the contents of this file may be used under the terms of
026 * either the GNU General Public License Version 2 or later (the "GPL"), or
027 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
028 * in which case the provisions of the GPL or the LGPL are applicable instead
029 * of those above. If you wish to allow use of your version of this file only
030 * under the terms of either the GPL or the LGPL, and not to allow others to
031 * use your version of this file under the terms of the MPL, indicate your
032 * decision by deleting the provisions above and replace them with the notice
033 * and other provisions required by the GPL or the LGPL. If you do not delete
034 * the provisions above, a recipient may use your version of this file under
035 * the terms of any one of the MPL, the GPL or the LGPL.
036 *
037 * ***** END LICENSE BLOCK ***** */
038
039package org.dcm4che3.net;
040
041import java.io.Serializable;
042
043import org.dcm4che3.conf.core.api.ConfigurableClass;
044import org.dcm4che3.conf.core.api.ConfigurableProperty;
045import org.dcm4che3.conf.core.api.LDAP;
046import org.dcm4che3.net.pdu.ExtendedNegotiation;
047
048/**
049 * @author Gunter Zeilinger <gunterze@gmail.com>
050 *
051 */
052@LDAP
053@ConfigurableClass
054public class StorageOptions implements Serializable {
055
056    private static final long serialVersionUID = 6911502883119290413L;
057
058    public enum LevelOfSupport {
059        LEVEL_0, LEVEL_1, LEVEL_2, UNSPECIFIED;
060
061        public static LevelOfSupport valueOf(int level) {
062            switch(level) {
063            case 0:
064                return LEVEL_0;
065            case 1:
066                return LEVEL_1;
067            case 2:
068                return LEVEL_2;
069            }
070            return UNSPECIFIED;
071        }
072    };
073
074    public enum DigitalSignatureSupport {
075        UNSPECIFIED, LEVEL_1, LEVEL_2, LEVEL_3;
076
077        public static DigitalSignatureSupport valueOf(int level) {
078            switch(level) {
079            case 1:
080                return LEVEL_1;
081            case 2:
082                return LEVEL_2;
083            case 3:
084                return LEVEL_3;
085            }
086            return UNSPECIFIED;
087        }
088    };
089
090    public enum ElementCoercion {
091        NO, YES, UNSPECIFIED;
092
093        public static ElementCoercion valueOf(int i) {
094            switch(i) {
095            case 0:
096                return NO;
097            case 1:
098                return YES;
099            }
100            return UNSPECIFIED;
101        }
102    };
103
104    @ConfigurableProperty(name="dcmStorageConformance",
105            enumRepresentation = ConfigurableProperty.EnumRepresentation.ORDINAL,
106            defaultValue = "3"
107    )
108    private LevelOfSupport levelOfSupport = LevelOfSupport.UNSPECIFIED;
109
110    @ConfigurableProperty(name="dcmDigitalSignatureSupport",
111            enumRepresentation = ConfigurableProperty.EnumRepresentation.ORDINAL,
112            defaultValue = "0"
113    )
114    private DigitalSignatureSupport digitalSignatureSupport = DigitalSignatureSupport.UNSPECIFIED;
115
116    @ConfigurableProperty(name="dcmDataElementCoercion",
117            enumRepresentation = ConfigurableProperty.EnumRepresentation.ORDINAL,
118            defaultValue = "2"
119    )
120    private ElementCoercion elementCoercion = ElementCoercion.UNSPECIFIED;
121
122    public StorageOptions() {
123        this(LevelOfSupport.UNSPECIFIED, 
124             DigitalSignatureSupport.UNSPECIFIED,
125             ElementCoercion.UNSPECIFIED);
126    }
127
128    public StorageOptions(LevelOfSupport levelOfSupport,
129            DigitalSignatureSupport levelOfDigitalSignatureSupport, 
130            ElementCoercion getElementCoercion) {
131        this.levelOfSupport = levelOfSupport;
132        this.digitalSignatureSupport = levelOfDigitalSignatureSupport;
133        this.elementCoercion = getElementCoercion;
134    }
135
136    public final LevelOfSupport getLevelOfSupport() {
137        return levelOfSupport;
138    }
139
140    public final void setLevelOfSupport(LevelOfSupport levelOfSupport) {
141        this.levelOfSupport = levelOfSupport;
142    }
143
144    public final DigitalSignatureSupport getDigitalSignatureSupport() {
145        return digitalSignatureSupport;
146    }
147
148    public final void setDigitalSignatureSupport(
149            DigitalSignatureSupport digitalSignatureSupport) {
150        this.digitalSignatureSupport = digitalSignatureSupport;
151    }
152
153    public final ElementCoercion getElementCoercion() {
154        return elementCoercion;
155    }
156
157    public final void setElementCoercion(ElementCoercion elementCoercion) {
158        this.elementCoercion = elementCoercion;
159    }
160
161    public byte[] toExtendedNegotiationInformation() {
162         return new byte[] {
163                 (byte) levelOfSupport.ordinal(), 0,
164                 (byte) digitalSignatureSupport.ordinal(), 0,
165                 (byte) elementCoercion.ordinal(), 0 };
166    }
167
168    public static StorageOptions valueOf(ExtendedNegotiation extNeg) {
169        return new StorageOptions(
170                        LevelOfSupport.valueOf(extNeg.getField(0, (byte) 3)),
171                        DigitalSignatureSupport.valueOf(extNeg.getField(2, (byte) 0)),
172                        ElementCoercion.valueOf(extNeg.getField(4, (byte) 2)));
173    }
174
175    @Override
176    public int hashCode() {
177        return levelOfSupport.hashCode()
178            + digitalSignatureSupport.hashCode()
179            + elementCoercion.hashCode();
180    }
181
182    @Override
183    public boolean equals(Object o) {
184        if (o == this)
185            return true;
186
187        if (!(o instanceof StorageOptions))
188            return false;
189
190        StorageOptions other = (StorageOptions) o; 
191        return levelOfSupport == other.levelOfSupport
192            && digitalSignatureSupport == other.digitalSignatureSupport
193            &&  elementCoercion == other.elementCoercion;
194    }
195
196    @Override
197    public String toString() {
198        return "StorageOptions[levelOfSupport=" + levelOfSupport.ordinal()
199                + ", digitalSignatureSupport=" + digitalSignatureSupport.ordinal()
200                + ", elementCoercion=" + elementCoercion.ordinal() + "]";
201    }
202
203    public StorageOptions copy() {
204        return new StorageOptions(getLevelOfSupport(),getDigitalSignatureSupport(),getElementCoercion());
205    }
206}