public void replaceMetadataValue(DCValue oldValue, DCValue newValue) {
// check both dcvalues are for the same field
if (oldValue.hasSameFieldAs(newValue)) {
String schema = oldValue.schema;
String element = oldValue.element;
String qualifier = oldValue.qualifier;
// Save all metadata for this field
DCValue[] dcvalues = getMetadata(schema, element, qualifier, Item.ANY);
clearMetadata(schema, element, qualifier, Item.ANY);
for (DCValue dcvalue : dcvalues) {
if (dcvalue.equals(oldValue)) {
addMetadata(
schema,
element,
qualifier,
newValue.language,
newValue.value,
newValue.authority,
newValue.confidence);
} else {
addMetadata(
schema,
element,
qualifier,
dcvalue.language,
dcvalue.value,
dcvalue.authority,
dcvalue.confidence);
}
}
}
}
/**
* Add metadata fields. These are appended to existing values. Use <code>clearDC</code> to remove
* values. The ordering of values passed in is maintained.
*
* <p>If metadata authority control is available, try to get authority values. The authority
* confidence depends on whether authority is <em>required</em> or not.
*
* @param schema the schema for the metadata field. <em>Must</em> match the <code>name</code> of
* an existing metadata schema.
* @param element the metadata element name
* @param qualifier the metadata qualifier name, or <code>null</code> for unqualified
* @param lang the ISO639 language code, optionally followed by an underscore and the ISO3166
* country code. <code>null</code> means the value has no language (for example, a date).
* @param values the values to add.
*/
public void addMetadata(
String schema, String element, String qualifier, String lang, String[] values) {
MetadataAuthorityManager mam = MetadataAuthorityManager.getManager();
String fieldKey = MetadataAuthorityManager.makeFieldKey(schema, element, qualifier);
if (mam.isAuthorityControlled(fieldKey)) {
String authorities[] = new String[values.length];
int confidences[] = new int[values.length];
for (int i = 0; i < values.length; ++i) {
getAuthoritiesAndConfidences(fieldKey, values, authorities, confidences, i);
}
addMetadata(schema, element, qualifier, lang, values, authorities, confidences);
} else {
addMetadata(schema, element, qualifier, lang, values, null, null);
}
}
/**
* Add a single metadata field. This is appended to existing values. Use <code>clearDC</code> to
* remove values.
*
* @param schema the schema for the metadata field. <em>Must</em> match the <code>name</code> of
* an existing metadata schema.
* @param element the metadata element name
* @param qualifier the metadata qualifier, or <code>null</code> for unqualified
* @param lang the ISO639 language code, optionally followed by an underscore and the ISO3166
* country code. <code>null</code> means the value has no language (for example, a date).
* @param value the value to add.
*/
public void addMetadata(
String schema, String element, String qualifier, String lang, String value) {
String[] valArray = new String[1];
valArray[0] = value;
addMetadata(schema, element, qualifier, lang, valArray);
}
/** Set first metadata field value */
protected void setMetadataSingleValue(
String schema, String element, String qualifier, String language, String value) {
if (value != null) {
clearMetadata(schema, element, qualifier, language);
addMetadata(schema, element, qualifier, language, value);
modifiedMetadata = true;
}
}
/**
* Add a single metadata field. This is appended to existing values. Use <code>clearDC</code> to
* remove values.
*
* @param schema the schema for the metadata field. <em>Must</em> match the <code>name</code> of
* an existing metadata schema.
* @param element the metadata element name
* @param qualifier the metadata qualifier, or <code>null</code> for unqualified
* @param lang the ISO639 language code, optionally followed by an underscore and the ISO3166
* country code. <code>null</code> means the value has no language (for example, a date).
* @param value the value to add.
* @param authority the external authority key for this value (or null)
* @param confidence the authority confidence (default 0)
*/
public void addMetadata(
String schema,
String element,
String qualifier,
String lang,
String value,
String authority,
int confidence) {
String[] valArray = new String[1];
String[] authArray = new String[1];
int[] confArray = new int[1];
valArray[0] = value;
authArray[0] = authority;
confArray[0] = confidence;
addMetadata(schema, element, qualifier, lang, valArray, authArray, confArray);
}
/**
* Add a single Dublin Core metadata field. This is appended to existing values. Use <code>clearDC
* </code> to remove values.
*
* @param element the Dublin Core element
* @param qualifier the Dublin Core qualifier, or <code>null</code> for unqualified
* @param lang the ISO639 language code, optionally followed by an underscore and the ISO3166
* country code. <code>null</code> means the value has no language (for example, a date).
* @param value the value to add.
*/
@Deprecated
public void addDC(String element, String qualifier, String lang, String value) {
addMetadata(MetadataSchema.DC_SCHEMA, element, qualifier, lang, value);
}
