public class BasicBSONObject extends LinkedHashMap<String,Object> implements BSONObject
DBObject. A DBObject can be created as follows, using this class: DBObject obj = new
BasicBSONObject(); obj.put( "foo", "bar" ); AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>| Constructor and Description |
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BasicBSONObject()
Creates an empty object.
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BasicBSONObject(int size)
Creates an empty object.
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BasicBSONObject(Map map)
Creates a DBObject from a map.
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BasicBSONObject(String key,
Object value)
Creates a BSONObject initialised with a single key/value pair.
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| Modifier and Type | Method and Description |
|---|---|
BasicBSONObject |
append(String key,
Object val)
Add a key/value pair to this object
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boolean |
containsField(String field)
Checks if this object contains a given field
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boolean |
containsKey(String key)
Deprecated.
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boolean |
equals(Object o)
Compares two documents according to their serialized form, ignoring the order of keys.
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Object |
get(String key)
Gets a value from this object
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boolean |
getBoolean(String key)
Returns the value of a field as a boolean.
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boolean |
getBoolean(String key,
boolean def)
Returns the value of a field as a boolean
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Date |
getDate(String field)
Returns the date or null if not set.
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Date |
getDate(String field,
Date def)
Returns the date or def if not set.
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double |
getDouble(String key)
Returns the value of a field as a
double. |
double |
getDouble(String key,
double def)
Returns the value of a field as an
double. |
int |
getInt(String key)
Returns the value of a field as an
int. |
int |
getInt(String key,
int def)
Returns the value of a field as an
int. |
long |
getLong(String key)
Returns the value of a field as a
long. |
long |
getLong(String key,
long def)
Returns the value of a field as an
long. |
ObjectId |
getObjectId(String field)
Returns the object id or null if not set.
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ObjectId |
getObjectId(String field,
ObjectId def)
Returns the object id or def if not set.
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String |
getString(String key)
Returns the value of a field as a string
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String |
getString(String key,
String def)
Returns the value of a field as a string
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int |
hashCode() |
void |
putAll(BSONObject o)
Sets all key/value pairs from an object into this object
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void |
putAll(Map m)
Sets all key/value pairs from a map into this object
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Object |
removeField(String key)
Deletes a field from this object.
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Map |
toMap()
Converts a DBObject to a map.
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String |
toString()
Returns a JSON serialization of this object
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clear, containsValue, entrySet, forEach, get, getOrDefault, keySet, removeEldestEntry, replaceAll, valuesclone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, put, putIfAbsent, remove, remove, replace, replace, sizefinalize, getClass, notify, notifyAll, wait, wait, waitkeySet, putcompute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, put, putIfAbsent, remove, remove, replace, replace, sizepublic BasicBSONObject()
public BasicBSONObject(int size)
size - the initial capacity for the Map storing this document.public BasicBSONObject(String key, Object value)
key - key under which to storevalue - value to storepublic BasicBSONObject(Map map)
map - map to convertpublic Map toMap()
toMap in interface BSONObjectpublic Object removeField(String key)
removeField in interface BSONObjectkey - the field name to removepublic boolean containsField(String field)
containsField in interface BSONObjectfield - field name@Deprecated public boolean containsKey(String key)
BSONObjectcontainsKey in interface BSONObjectkey - the key to checkpublic Object get(String key)
get in interface BSONObjectkey - field namepublic int getInt(String key)
int.key - the field to look forpublic int getInt(String key, int def)
int.key - the field to look fordef - the default to returnpublic long getLong(String key)
long.key - the field to returnpublic long getLong(String key, long def)
long.key - the field to look fordef - the default to returnpublic double getDouble(String key)
double.key - the field to returnpublic double getDouble(String key, double def)
double.key - the field to look fordef - the default to returnpublic String getString(String key)
key - the field to look uppublic String getString(String key, String def)
key - the field to look updef - the default to returnpublic boolean getBoolean(String key)
key - the field to look uppublic boolean getBoolean(String key, boolean def)
key - the field to look updef - the default value in case the field is not foundpublic ObjectId getObjectId(String field)
field - The field to returnpublic ObjectId getObjectId(String field, ObjectId def)
field - The field to returndef - the default value in case the field is not foundpublic Date getDate(String field)
field - The field to returnpublic Date getDate(String field, Date def)
field - The field to returndef - the default value in case the field is not foundpublic void putAll(Map m)
BSONObjectpublic void putAll(BSONObject o)
BSONObjectputAll in interface BSONObjecto - the objectpublic BasicBSONObject append(String key, Object val)
key - the field nameval - the field valuethispublic String toString()
toString in class AbstractMap<String,Object>public boolean equals(Object o)
equals in interface Map<String,Object>equals in class AbstractMap<String,Object>o - the document to compare to, which must be an instance of BSONObject.