class_docstr: Lightweight configuration object which stores key/value pairs.
class_docstr_tok: ["Lightweight","configuration","object","which","stores","key\/value","pairs","."]
docstr: Adds all entries from the given configuration into this configuration. The keys are
  prepended with the given prefix if exist.
  
  :param other: The configuration whose entries are added to this configuration.
  :param prefix: Optional, the prefix to prepend.
docstr_tok: ["Adds","all","entries","from","the","given","configuration","into","this","configuration",".","The","keys","are","prepended","with","the","given","prefix","if","exist",".",":","param","other",":","The","configuration","whose","entries","are","added","to","this","configuration",".",":","param","prefix",":","Optional",",","the","prefix","to","prepend","."]
code: def add_all(
      self, other: "Configuration", prefix: str = None
  ) -> "Configuration":
      """
      Adds all entries from the given configuration into this configuration. The keys are
      prepended with the given prefix if exist.
  
      :param other: The configuration whose entries are added to this configuration.
      :param prefix: Optional, the prefix to prepend.
      """
      if prefix is None:
          self._j_configuration.addAll(other._j_configuration)
      else:
          self._j_configuration.addAll(other._j_configuration, prefix)
      return self
  
imports: from typing import Set, Dict
  from py4j.java_gateway import JavaObject
  from pyflink.java_gateway import get_gateway
  from pyflink.util.java_utils import add_jars_to_context_class_loader
label_desc: Use image node_id 14 for calling the Configuration obj's underlying member method code with example usage: obj.add_all(other, prefix) and returns: self