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package net.sf.basedb.meludi.dao; |
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import java.lang.reflect.Field; |
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import java.util.List; |
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import net.sf.basedb.core.DbControl; |
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import net.sf.basedb.core.Include; |
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import net.sf.basedb.core.InvalidDataException; |
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import net.sf.basedb.core.ItemNotFoundException; |
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import net.sf.basedb.core.ItemQuery; |
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import net.sf.basedb.core.MimeType; |
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import net.sf.basedb.core.Type; |
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import net.sf.basedb.core.query.Expressions; |
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import net.sf.basedb.core.query.Hql; |
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import net.sf.basedb.core.query.Restrictions; |
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/** |
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Used to define MIME types. |
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@author nicklas |
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@since 2.4 |
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*/ |
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public class Mimetype |
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{ |
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/** |
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The definition of the "LabView GX raw data" type. |
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*/ |
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/* |
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public static final Mimetype GDX = |
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new Mimetype("application/octet-stream", "gdx", "LabView GX raw data", Subtype.CALIPER_RAW_DATA); |
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*/ |
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/** |
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Get the MIME type by name of the static constant defined in this class. |
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@param name The name of the static constant |
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@return A bioplate type object or null if not found |
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*/ |
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public static Mimetype getByCName(String cName) |
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{ |
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if (cName == null) return null; |
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Mimetype type = null; |
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try |
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{ |
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Field f = Mimetype.class.getDeclaredField(cName); |
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type = (Mimetype)f.get(null); |
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} |
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catch (NoSuchFieldException ex) |
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{} |
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catch (IllegalAccessException ex) |
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{} |
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catch (ClassCastException ex) |
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{} |
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return type; |
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} |
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private final String mimeType; |
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private final String extension; |
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private final String description; |
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private final Subtype fileType; |
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private int id; |
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/** |
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Create a new definition |
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@param name The name of the subtype |
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@param bioMaterialType The type of biomaterial that can be placed on the bioplate |
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@param subtype The subtype of biomaterial that can be placed on the bioplate |
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*/ |
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private Mimetype(String mimeType, String extension, String description, Subtype fileType) |
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{ |
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this.mimeType = mimeType; |
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this.extension = extension; |
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this.description = description; |
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this.fileType = fileType; |
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} |
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/** |
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Get the MIME type. |
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*/ |
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public String getMimeType() |
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{ |
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return mimeType; |
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} |
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/** |
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Get the file extensions that is usually associated with this MIME Type. |
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*/ |
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public String getExtension() |
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{ |
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return extension; |
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} |
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/** |
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Get the associated file type. |
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*/ |
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public Subtype getFileType() |
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{ |
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return fileType; |
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} |
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/** |
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Get the lock mode for wells. |
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*/ |
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public String getDescription() |
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{ |
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return description; |
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} |
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/** |
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Load the subtype as a BASE item. |
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@param dc The DbControl to use for database access |
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@return An ItemSubtype object |
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*/ |
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public MimeType load(DbControl dc) |
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{ |
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MimeType mimeType = null; |
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if (id == 0) |
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{ |
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List<MimeType> result = list(dc); |
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if (result.size() == 0) |
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{ |
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throw new ItemNotFoundException("MimeType["+getExtension()+"]"); |
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} |
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else if (result.size() > 1) |
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{ |
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throw new InvalidDataException("Found > 1 MimeType["+getExtension()+"]"); |
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} |
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else |
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{ |
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mimeType = result.get(0); |
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id = mimeType.getId(); |
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} |
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} |
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else |
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{ |
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mimeType = MimeType.getById(dc, id); |
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} |
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return mimeType; |
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} |
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/** |
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List all MIME types in the database that matches the extension |
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in this definition. |
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*/ |
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public List<MimeType> list(DbControl dc) |
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{ |
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ItemQuery<MimeType> query = MimeType.getQuery(); |
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query.restrict( |
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Restrictions.eq( |
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Hql.property("extension"), |
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Expressions.parameter("extension", getExtension(), Type.STRING) |
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)); |
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query.include(Include.ALL); |
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return query.list(dc); |
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} |
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|
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} |