-/*\r
- * Jalview - A Sequence Alignment Editor and Viewer\r
- * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
- *\r
- * This program is free software; you can redistribute it and/or\r
- * modify it under the terms of the GNU General Public License\r
- * as published by the Free Software Foundation; either version 2\r
- * of the License, or (at your option) any later version.\r
- *\r
- * This program is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
- * GNU General Public License for more details.\r
- *\r
- * You should have received a copy of the GNU General Public License\r
- * along with this program; if not, write to the Free Software\r
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA\r
- */\r
-package jalview.datamodel;\r
-\r
-import java.util.Hashtable;\r
-\r
-/**\r
- * DOCUMENT ME!\r
- *\r
- * @author $author$\r
- * @version $Revision$\r
- */\r
-public class SequenceFeature\r
-{\r
- public int begin;\r
- public int end;\r
- public float score;\r
- public String type;\r
- public String description;\r
- public Hashtable otherDetails;\r
- public java.util.Vector links;\r
-\r
- // Feature group can be set from a features file\r
- // as a group of features between STARTGROUP and ENDGROUP markers\r
- public String featureGroup;\r
-\r
- public SequenceFeature()\r
- {}\r
-\r
- public SequenceFeature(String type,\r
- String desc,\r
- String status,\r
- int begin, int end,\r
- String featureGroup)\r
- {\r
- this.type = type;\r
- this.description = desc;\r
- setValue("status", status);\r
- this.begin = begin;\r
- this.end = end;\r
- this.featureGroup = featureGroup;\r
- }\r
-\r
- public SequenceFeature(String type,\r
- String desc,\r
- int begin, int end,\r
- float score,\r
- String featureGroup)\r
- {\r
- this.type = type;\r
- this.description = desc;\r
- this.begin = begin;\r
- this.end = end;\r
- this.score = score;\r
- this.featureGroup = featureGroup;\r
- }\r
-\r
- public boolean equals(SequenceFeature sf)\r
- {\r
- if (begin != sf.begin\r
- || end != sf.end\r
- || score != sf.score)\r
- return false;\r
-\r
- if(!(type+description+featureGroup).equals\r
- (sf.type+sf.description+sf.featureGroup))\r
- return false;\r
-\r
- return true;\r
- }\r
-\r
-\r
- /**\r
- * DOCUMENT ME!\r
- *\r
- * @return DOCUMENT ME!\r
- */\r
- public int getBegin()\r
- {\r
- return begin;\r
- }\r
-\r
- public void setBegin(int start)\r
- {\r
- this.begin = start;\r
- }\r
-\r
- /**\r
- * DOCUMENT ME!\r
- *\r
- * @return DOCUMENT ME!\r
- */\r
- public int getEnd()\r
- {\r
- return end;\r
- }\r
-\r
- public void setEnd(int end)\r
- {\r
- this.end = end;\r
- }\r
-\r
- /**\r
- * DOCUMENT ME!\r
- *\r
- * @return DOCUMENT ME!\r
- */\r
- public String getType()\r
- {\r
- return type;\r
- }\r
-\r
- public void setType(String type)\r
- {\r
- this.type = type;\r
- }\r
-\r
- /**\r
- * DOCUMENT ME!\r
- *\r
- * @return DOCUMENT ME!\r
- */\r
- public String getDescription()\r
- {\r
- return description;\r
- }\r
-\r
- public void setDescription(String desc)\r
- {\r
- description = desc;\r
- }\r
-\r
- public String getFeatureGroup()\r
- {\r
- return featureGroup;\r
- }\r
-\r
- public void setFeatureGroup(String featureGroup)\r
- {\r
- this.featureGroup = featureGroup;\r
- }\r
-\r
- public void addLink(String labelLink)\r
- {\r
- if(links==null)\r
- links = new java.util.Vector();\r
-\r
- links.insertElementAt(labelLink,0);\r
- }\r
-\r
- public float getScore()\r
- {\r
- return score;\r
- }\r
-\r
- public void setScore(float value)\r
- {\r
- score = value;\r
- }\r
-\r
- /**\r
- * Used for getting values which are not in the\r
- * basic set. eg STRAND, FRAME for GFF file\r
- * @param key String\r
- */\r
- public Object getValue(String key)\r
- {\r
- if(otherDetails==null)\r
- return null;\r
- else\r
- return otherDetails.get(key);\r
- }\r
-\r
- /**\r
- * Used for setting values which are not in the\r
- * basic set. eg STRAND, FRAME for GFF file\r
- * @param key eg STRAND\r
- * @param value eg +\r
- */\r
- public void setValue(String key, Object value)\r
- {\r
- if(value!=null)\r
- {\r
- if (otherDetails == null)\r
- otherDetails = new Hashtable();\r
-\r
- otherDetails.put(key, value);\r
- }\r
- }\r
-\r
-\r
- /*\r
- * The following methods are added to maintain\r
- * the castor Uniprot mapping file for the moment.\r
- */\r
- public void setStatus(String status)\r
- {\r
- setValue("status", status);\r
- }\r
-\r
- public String getStatus()\r
- {\r
- if (otherDetails != null)\r
- return otherDetails.get("status").toString();\r
- else\r
- return null;\r
- }\r
-\r
- public void setPosition(int pos)\r
- {\r
- begin = pos;\r
- end = pos;\r
- }\r
-\r
- public int getPosition()\r
- {\r
- return begin;\r
- }\r
-\r
-}\r
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
+ *
+ * This file is part of Jalview.
+ *
+ * Jalview 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.
+ *
+ * Jalview 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 Jalview. If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
+package jalview.datamodel;
+
+import jalview.datamodel.features.FeatureLocationI;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Vector;
+
+/**
+ * DOCUMENT ME!
+ *
+ * @author $author$
+ * @version $Revision$
+ */
+public class SequenceFeature implements FeatureLocationI
+{
+ /*
+ * score value if none is set; preferably Float.Nan, but see
+ * JAL-2060 and JAL-2554 for a couple of blockers to that
+ */
+ private static final float NO_SCORE = 0f;
+
+ private static final String STATUS = "status";
+
+ private static final String STRAND = "STRAND";
+
+ // private key for Phase designed not to conflict with real GFF data
+ private static final String PHASE = "!Phase";
+
+ // private key for ENA location designed not to conflict with real GFF data
+ private static final String LOCATION = "!Location";
+
+ /*
+ * ATTRIBUTES is reserved for the GFF 'column 9' data, formatted as
+ * name1=value1;name2=value2,value3;...etc
+ */
+ private static final String ATTRIBUTES = "ATTRIBUTES";
+
+ /*
+ * type, begin, end, featureGroup are final to ensure that
+ * the integrity of SequenceFeatures data store can't be
+ * broken by direct update of these fields
+ */
+ public final String type;
+
+ public final int begin;
+
+ public final int end;
+
+ public final String featureGroup;
+
+ public final float score;
+
+ public String description;
+
+ /*
+ * a map of key-value pairs; may be populated from GFF 'column 9' data,
+ * other data sources (e.g. GenBank file), or programmatically
+ */
+ public Map<String, Object> otherDetails;
+
+ public Vector<String> links;
+
+ /**
+ * Constructs a duplicate feature. Note: Uses makes a shallow copy of the
+ * otherDetails map, so the new and original SequenceFeature may reference the
+ * same objects in the map.
+ *
+ * @param cpy
+ */
+ public SequenceFeature(SequenceFeature cpy)
+ {
+ this(cpy, cpy.getBegin(), cpy.getEnd(), cpy.getFeatureGroup(), cpy
+ .getScore());
+ }
+
+ /**
+ * Constructor
+ *
+ * @param theType
+ * @param theDesc
+ * @param theBegin
+ * @param theEnd
+ * @param group
+ */
+ public SequenceFeature(String theType, String theDesc, int theBegin,
+ int theEnd, String group)
+ {
+ this.type = theType;
+ this.description = theDesc;
+ this.begin = theBegin;
+ this.end = theEnd;
+ this.featureGroup = group;
+ this.score = NO_SCORE;
+ }
+
+ /**
+ * Constructor including a score value
+ *
+ * @param theType
+ * @param theDesc
+ * @param theBegin
+ * @param theEnd
+ * @param theScore
+ * @param group
+ */
+ public SequenceFeature(String theType, String theDesc, int theBegin,
+ int theEnd, float theScore, String group)
+ {
+ this.type = theType;
+ this.description = theDesc;
+ this.begin = theBegin;
+ this.end = theEnd;
+ this.featureGroup = group;
+ this.score = theScore;
+ }
+
+ /**
+ * A copy constructor that allows the value of final fields to be 'modified'
+ *
+ * @param sf
+ * @param newBegin
+ * @param newEnd
+ * @param newGroup
+ * @param newScore
+ */
+ public SequenceFeature(SequenceFeature sf, int newBegin, int newEnd,
+ String newGroup, float newScore)
+ {
+ this(sf.getType(), sf.getDescription(), newBegin, newEnd, newScore,
+ newGroup);
+
+ if (sf.otherDetails != null)
+ {
+ otherDetails = new HashMap<String, Object>();
+ for (Entry<String, Object> entry : sf.otherDetails.entrySet())
+ {
+ otherDetails.put(entry.getKey(), entry.getValue());
+ }
+ }
+ if (sf.links != null && sf.links.size() > 0)
+ {
+ links = new Vector<String>();
+ for (int i = 0, iSize = sf.links.size(); i < iSize; i++)
+ {
+ links.addElement(sf.links.elementAt(i));
+ }
+ }
+ }
+
+ /**
+ * Two features are considered equal if they have the same type, group,
+ * description, start, end, phase, strand, and (if present) 'Name', ID' and
+ * 'Parent' attributes.
+ *
+ * Note we need to check Parent to distinguish the same exon occurring in
+ * different transcripts (in Ensembl GFF). This allows assembly of transcript
+ * sequences from their component exon regions.
+ */
+ @Override
+ public boolean equals(Object o)
+ {
+ return equals(o, false);
+ }
+
+ /**
+ * Overloaded method allows the equality test to optionally ignore the
+ * 'Parent' attribute of a feature. This supports avoiding adding many
+ * superficially duplicate 'exon' or CDS features to genomic or protein
+ * sequence.
+ *
+ * @param o
+ * @param ignoreParent
+ * @return
+ */
+ public boolean equals(Object o, boolean ignoreParent)
+ {
+ if (o == null || !(o instanceof SequenceFeature))
+ {
+ return false;
+ }
+
+ SequenceFeature sf = (SequenceFeature) o;
+ boolean sameScore = Float.isNaN(score) ? Float.isNaN(sf.score)
+ : score == sf.score;
+ if (begin != sf.begin || end != sf.end || !sameScore)
+ {
+ return false;
+ }
+
+ if (getStrand() != sf.getStrand())
+ {
+ return false;
+ }
+
+ if (!(type + description + featureGroup + getPhase()).equals(sf.type
+ + sf.description + sf.featureGroup + sf.getPhase()))
+ {
+ return false;
+ }
+ if (!equalAttribute(getValue("ID"), sf.getValue("ID")))
+ {
+ return false;
+ }
+ if (!equalAttribute(getValue("Name"), sf.getValue("Name")))
+ {
+ return false;
+ }
+ if (!ignoreParent)
+ {
+ if (!equalAttribute(getValue("Parent"), sf.getValue("Parent")))
+ {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ /**
+ * Returns true if both values are null, are both non-null and equal
+ *
+ * @param att1
+ * @param att2
+ * @return
+ */
+ protected static boolean equalAttribute(Object att1, Object att2)
+ {
+ if (att1 == null && att2 == null)
+ {
+ return true;
+ }
+ if (att1 != null)
+ {
+ return att1.equals(att2);
+ }
+ return att2.equals(att1);
+ }
+
+ /**
+ * DOCUMENT ME!
+ *
+ * @return DOCUMENT ME!
+ */
+ @Override
+ public int getBegin()
+ {
+ return begin;
+ }
+
+ /**
+ * DOCUMENT ME!
+ *
+ * @return DOCUMENT ME!
+ */
+ @Override
+ public int getEnd()
+ {
+ return end;
+ }
+
+ /**
+ * DOCUMENT ME!
+ *
+ * @return DOCUMENT ME!
+ */
+ public String getType()
+ {
+ return type;
+ }
+
+ /**
+ * DOCUMENT ME!
+ *
+ * @return DOCUMENT ME!
+ */
+ public String getDescription()
+ {
+ return description;
+ }
+
+ public void setDescription(String desc)
+ {
+ description = desc;
+ }
+
+ public String getFeatureGroup()
+ {
+ return featureGroup;
+ }
+
+ public void addLink(String labelLink)
+ {
+ if (links == null)
+ {
+ links = new Vector<String>();
+ }
+
+ if (!links.contains(labelLink))
+ {
+ links.insertElementAt(labelLink, 0);
+ }
+ }
+
+ public float getScore()
+ {
+ return score;
+ }
+
+ /**
+ * Used for getting values which are not in the basic set. eg STRAND, PHASE
+ * for GFF file
+ *
+ * @param key
+ * String
+ */
+ public Object getValue(String key)
+ {
+ if (otherDetails == null)
+ {
+ return null;
+ }
+ else
+ {
+ return otherDetails.get(key);
+ }
+ }
+
+ /**
+ * Returns a property value for the given key if known, else the specified
+ * default value
+ *
+ * @param key
+ * @param defaultValue
+ * @return
+ */
+ public Object getValue(String key, Object defaultValue)
+ {
+ Object value = getValue(key);
+ return value == null ? defaultValue : value;
+ }
+
+ /**
+ * Used for setting values which are not in the basic set. eg STRAND, FRAME
+ * for GFF file
+ *
+ * @param key
+ * eg STRAND
+ * @param value
+ * eg +
+ */
+ public void setValue(String key, Object value)
+ {
+ if (value != null)
+ {
+ if (otherDetails == null)
+ {
+ otherDetails = new HashMap<String, Object>();
+ }
+
+ otherDetails.put(key, value);
+ }
+ }
+
+ /*
+ * The following methods are added to maintain the castor Uniprot mapping file
+ * for the moment.
+ */
+ public void setStatus(String status)
+ {
+ setValue(STATUS, status);
+ }
+
+ public String getStatus()
+ {
+ return (String) getValue(STATUS);
+ }
+
+ public void setAttributes(String attr)
+ {
+ setValue(ATTRIBUTES, attr);
+ }
+
+ public String getAttributes()
+ {
+ return (String) getValue(ATTRIBUTES);
+ }
+
+ /**
+ * Return 1 for forward strand ('+' in GFF), -1 for reverse strand ('-' in
+ * GFF), and 0 for unknown or not (validly) specified
+ *
+ * @return
+ */
+ public int getStrand()
+ {
+ int strand = 0;
+ if (otherDetails != null)
+ {
+ Object str = otherDetails.get(STRAND);
+ if ("-".equals(str))
+ {
+ strand = -1;
+ }
+ else if ("+".equals(str))
+ {
+ strand = 1;
+ }
+ }
+ return strand;
+ }
+
+ /**
+ * Set the value of strand
+ *
+ * @param strand
+ * should be "+" for forward, or "-" for reverse
+ */
+ public void setStrand(String strand)
+ {
+ setValue(STRAND, strand);
+ }
+
+ public void setPhase(String phase)
+ {
+ setValue(PHASE, phase);
+ }
+
+ public String getPhase()
+ {
+ return (String) getValue(PHASE);
+ }
+
+ /**
+ * Sets the 'raw' ENA format location specifier e.g. join(12..45,89..121)
+ *
+ * @param loc
+ */
+ public void setEnaLocation(String loc)
+ {
+ setValue(LOCATION, loc);
+ }
+
+ /**
+ * Gets the 'raw' ENA format location specifier e.g. join(12..45,89..121)
+ *
+ * @param loc
+ */
+ public String getEnaLocation()
+ {
+ return (String) getValue(LOCATION);
+ }
+
+ /**
+ * Readable representation, for debug only, not guaranteed not to change
+ * between versions
+ */
+ @Override
+ public String toString()
+ {
+ return String.format("%d %d %s %s", getBegin(), getEnd(), getType(),
+ getDescription());
+ }
+
+ /**
+ * Overridden to ensure that whenever two objects are equal, they have the
+ * same hashCode
+ */
+ @Override
+ public int hashCode()
+ {
+ String s = getType() + getDescription() + getFeatureGroup()
+ + getValue("ID") + getValue("Name") + getValue("Parent")
+ + getPhase();
+ return s.hashCode() + getBegin() + getEnd() + (int) getScore()
+ + getStrand();
+ }
+
+ /**
+ * Answers true if the feature's start/end values represent two related
+ * positions, rather than ends of a range. Such features may be visualised or
+ * reported differently to features on a range.
+ */
+ @Override
+ public boolean isContactFeature()
+ {
+ // TODO abstract one day to a FeatureType class
+ if ("disulfide bond".equalsIgnoreCase(type)
+ || "disulphide bond".equalsIgnoreCase(type))
+ {
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Answers true if the sequence has zero start and end position
+ *
+ * @return
+ */
+ public boolean isNonPositional()
+ {
+ return begin == 0 && end == 0;
+ }
+}