Package org.javalite.json

Class JSONMap

java.lang.Object
java.util.AbstractMap<K,​V>
java.util.HashMap<String,​Object>
org.javalite.json.JSONMap
All Implemented Interfaces:
Serializable, Cloneable, Map<String,​Object>
public class JSONMap extends HashMap<String,​Object>
See Also:
Serialized Form

  • Field Details

  • Constructor Details

    • JSONMap

      public JSONMap​(Map<?,​?> map)
      Creates an instance from the map. All keys will be converted to strings.
      Parameters:
      map - source map

    • JSONMap

      public JSONMap​(String key, Object value, Object... keysAndValues)
      Creates an instance from the array, where odd arguments are map keys and the even are values.
      Parameters:
      keysAndValues - keys and

    • JSONMap

      public JSONMap​(String jsonString)
      Converts the String into a JSONMap.
      Parameters:
      jsonString - JSON Object document as string.

    • JSONMap

      public JSONMap()
      Default constructor.

  • Method Details

    • getBy

      public Object getBy​(String attributePath)
      Returns an object deep from the structure of a JSON document. 
           {
         "university": {
             students : {
                 "mary" : {
                           "first_name": "Mary",
                           "last_name": "Smith",
                  },
                 "joe" : {
                     "first_name": "Joe",
                     "last_name": "Shmoe",
                 }
             }
         }
     }
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students.joe" where every entry except the last one must be a map
      Returns:
      an object from the depths of the JSON structure.

    • containsKeyBy

      public boolean containsKeyBy​(String attributePath)
      Returns true if object exists.
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students.joe" where every entry except the last one must be a map
      Returns:
      true if exists

    • putBy

      public Object putBy​(String attributePath, Object value)
      Put the object deep into the structure of the JSON document.
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students.joe" where every entry except the last one must be a map
      value - value
      Returns:
      previous value

    • putBy

      public Object putBy​(String attributePath, Object value, boolean create)
      Put an object deep to the structure of a JSON document.
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students.joe" where every entry except the last one must be a map
      value - value
      create - create intermediate objects if true
      Returns:
      previous value

    • getMap

      public JSONMap getMap​(String attributePath)
      Returns a map deep from the structure of a JSON document. 
           {
         "university": {
             students : {
                 "mary" : {
                           "first_name": "Mary",
                           "last_name": "Smith",
                  },
                 "joe" : {
                     "first_name": "Joe",
                     "last_name": "Shmoe",
                 }
             }
         }
     }
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students.joe" where every entry must be a map
      Returns:
      a map from the depths of the JSON structure.

    • getList

      public JSONList getList​(String attributePath)
      Returns a list deep from the structure of JSON document. 
           {
         "university": {
             students : ["mary", joe]

         }
     }
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students" where every entry must be a map
      Returns:
      list from the depths of the JSON structure.

    • getBoolean

      public Boolean getBoolean​(String attributePath)
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students" where every entry must be a map.

    • getBigDecimal

      public BigDecimal getBigDecimal​(String attributePath)
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students" where every entry must be a map.

    • getDate

      public Date getDate​(String attributePath)
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students" where every entry must be a map.

    • getDouble

      public Double getDouble​(String attributePath)
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students" where every entry must be a map.

    • getFloat

      public Float getFloat​(String attributePath)
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students" where every entry must be a map.

    • getInteger

      public Integer getInteger​(String attributePath)
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students" where every entry must be a map.

    • getLong

      public Long getLong​(String attributePath)
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students" where every entry must be a map.

    • getShort

      public Short getShort​(String attributePath)
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students" where every entry must be a map.

    • getString

      public String getString​(String attributePath)
      Parameters:
      attributePath - accepts a dot-delimited format: "university.students" where every entry must be a map.

    • toString

      public String toString()
      Overrides:
      toString in class AbstractMap<String,​Object>
      Returns:
      a JSON representation of this object

    • toJSON

      public String toJSON​(boolean pretty)
      Parameters:
      pretty - - true for formatted JSON.
      Returns:
      a JSON representation of this object

    • toJSON

      public String toJSON()
      Returns:
      a JSON representation of this object