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[java] Support templated servers (#4998)

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* [java] Support templated servers

* Deprecate old signature of invokeAPI method

* throw ArrayIndexOutOfBoundsException

* Update modules/openapi-generator/src/main/resources/Java/ServerConfiguration.mustache

* [java] Regenerate samples

Co-authored-by: Jim Schubert <james.schubert@gmail.com>
This commit is contained in:
Jiri Kuncar
2020-02-19 15:27:45 +01:00
committed by GitHub
parent 6cd3fc5429
commit a09271e76d
75 changed files with 2554 additions and 131 deletions
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58
samples/client/petstore/java/google-api-client/src/main/java/org/openapitools/client/ServerConfiguration.java Normal file
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package org.openapitools.client;
import java.util.Map;
/**
* Representing a Server configuration.
*/
public class ServerConfiguration {
public String URL;
public String description;
public Map<String, ServerVariable> variables;
/**
* @param URL A URL to the target host.
* @param description A describtion of the host designated by the URL.
* @param variables A map between a variable name and its value. The value is used for substitution in the server's URL template.
*/
public ServerConfiguration(String URL, String description, Map<String, ServerVariable> variables) {
this.URL = URL;
this.description = description;
this.variables = variables;
}
/**
* Format URL template using given variables.
*
* @param variables A map between a variable name and its value.
* @return Formatted URL.
*/
public String URL(Map<String, String> variables) {
String url = this.URL;
// go through variables and replace placeholders
for (Map.Entry<String, ServerVariable> variable: this.variables.entrySet()) {
String name = variable.getKey();
ServerVariable serverVariable = variable.getValue();
String value = serverVariable.defaultValue;
if (variables != null && variables.containsKey(name)) {
value = variables.get(name);
if (serverVariable.enumValues.size() > 0 && !serverVariable.enumValues.contains(value)) {
throw new RuntimeException("The variable " + name + " in the server URL has invalid value " + value + ".");
}
}
url = url.replaceAll("\\{" + name + "\\}", value);
}
return url;
}
/**
* Format URL template using default server variables.
*
* @return Formatted URL.
*/
public String URL() {
return URL(null);
}
}

23
samples/client/petstore/java/google-api-client/src/main/java/org/openapitools/client/ServerVariable.java Normal file
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package org.openapitools.client;
import java.util.HashSet;
/**
* Representing a Server Variable for server URL template substitution.
*/
public class ServerVariable {
public String description;
public String defaultValue;
public HashSet<String> enumValues = null;
/**
* @param description A description for the server variable.
* @param defaultValue The default value to use for substitution.
* @param enumValues An enumeration of string values to be used if the substitution options are from a limited set.
*/
public ServerVariable(String description, String defaultValue, HashSet<String> enumValues) {
this.description = description;
this.defaultValue = defaultValue;
this.enumValues = enumValues;
}
}