@Override
public String toString() {
if (row == null || !row.isAttached()) {
return "Invalid object";
}
StringBuilder sb = new StringBuilder(row.getTable().getName() + " = [");
String[] fields = getFieldNames();
for (String field : fields) {
long columnIndex = row.getColumnIndex(field);
ColumnType type = row.getColumnType(columnIndex);
sb.append("{");
switch (type) {
case BOOLEAN:
sb.append(field + ": " + row.getBoolean(columnIndex));
break;
case INTEGER:
sb.append(field + ": " + row.getLong(columnIndex));
break;
case FLOAT:
sb.append(field + ": " + row.getFloat(columnIndex));
break;
case DOUBLE:
sb.append(field + ": " + row.getDouble(columnIndex));
break;
case STRING:
sb.append(field + ": " + row.getString(columnIndex));
break;
case BINARY:
sb.append(field + ": " + row.getBinaryByteArray(columnIndex));
break;
case DATE:
sb.append(field + ": " + row.getDate(columnIndex));
break;
case LINK:
if (row.isNullLink(columnIndex)) {
sb.append("null");
} else {
sb.append(field + ": " + row.getTable().getLinkTarget(columnIndex).getName());
}
break;
case LINK_LIST:
String targetType = row.getTable().getLinkTarget(columnIndex).getName();
sb.append(
String.format(
"%s: RealmList<%s>[%s]", field, targetType, row.getLinkList(columnIndex).size()));
break;
case TABLE:
case MIXED:
default:
sb.append(field + ": ?");
}
sb.append("}, ");
}
sb.replace(sb.length() - 2, sb.length(), "");
sb.append("]");
return sb.toString();
}
/**
* Returns the object being linked to from this field.
*
* @param fieldName Name of field.
* @return the {@link DynamicRealmObject} representation of the linked object or {@code null} if
* no object is linked.
* @throws IllegalArgumentException if field name doesn't exists or it doesn't contain links to
* other objects.
*/
public DynamicRealmObject getObject(String fieldName) {
long columnIndex = row.getColumnIndex(fieldName);
if (row.isNullLink(columnIndex)) {
return null;
} else {
long linkRowIndex = row.getLink(columnIndex);
CheckedRow linkRow = row.getTable().getCheckedRow(linkRowIndex);
return new DynamicRealmObject(realm, linkRow);
}
}
@Override
public int hashCode() {
String realmName = realm.getPath();
String tableName = row.getTable().getName();
long rowIndex = row.getIndex();
int result = 17;
result = 31 * result + ((realmName != null) ? realmName.hashCode() : 0);
result = 31 * result + ((tableName != null) ? tableName.hashCode() : 0);
result = 31 * result + (int) (rowIndex ^ (rowIndex >>> 32));
return result;
}
/**
* Sets a reference to another object on the given field.
*
* @param fieldName the field name.
* @param value the object to link to.
* @throws IllegalArgumentException if field name doesn't exists, it doesn't link to other Realm
* objects, or the type of DynamicRealmObject doesn't match.
*/
public void setObject(String fieldName, DynamicRealmObject value) {
long columnIndex = row.getColumnIndex(fieldName);
if (value == null) {
row.nullifyLink(columnIndex);
} else {
if (value.realm == null || value.row == null) {
throw new IllegalArgumentException(
"Cannot link to objects that are not part of the Realm.");
}
if (!realm.getConfiguration().equals(value.realm.getConfiguration())) {
throw new IllegalArgumentException("Cannot add an object from another Realm");
}
Table table = row.getTable();
Table inputTable = value.row.getTable();
if (!table.hasSameSchema(inputTable)) {
throw new IllegalArgumentException(
String.format(
"Type of object is wrong. Was %s, expected %s",
inputTable.getName(), table.getName()));
}
row.setLink(columnIndex, value.row.getIndex());
}
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
DynamicRealmObject other = (DynamicRealmObject) o;
String path = realm.getPath();
String otherPath = other.realm.getPath();
if (path != null ? !path.equals(otherPath) : otherPath != null) {
return false;
}
String tableName = row.getTable().getName();
String otherTableName = other.row.getTable().getName();
if (tableName != null ? !tableName.equals(otherTableName) : otherTableName != null) {
return false;
}
return row.getIndex() == other.row.getIndex();
}
/**
* Return the type of object. This will normally correspond to the name of a model class that is
* extending {@link RealmObject}.
*
* @return this objects type.
*/
public String getType() {
return row.getTable().getName().substring(Table.TABLE_PREFIX.length());
}
/**
* Deletes this object from the Realm. Accessing any fields after removing the object will throw
* an {@link IllegalStateException}.
*/
public void removeFromRealm() {
row.getTable().moveLastOver(row.getIndex());
row = InvalidRow.INSTANCE;
}
