chore(java): allow overriding minimum supported Java version in templ…

…ates (#577)

Source-Author: Jeff Ching <chingor@google.com>
Source-Date: Thu May 21 17:51:49 2020 -0700
Source-Repo: googleapis/synthtool
Source-Sha: 65f8c647c0bc0c6b38211b969a2a003e271a5ef1
Source-Link: googleapis/synthtool@65f8c64

discovery/container-v1beta1.json

@@ -2484,7 +2484,7 @@
       }
     }
   },
-  "revision": "20200501",
+  "revision": "20200505",
   "rootUrl": "https://container.googleapis.com/",
   "schemas": {
     "AcceleratorConfig": {
@@ -3064,6 +3064,10 @@
           "$ref": "DatabaseEncryption",
           "description": "Configuration of etcd encryption."
         },
+        "desiredDefaultSnatStatus": {
+          "$ref": "DefaultSnatStatus",
+          "description": "The desired status of whether to disable default sNAT for this cluster."
+        },
         "desiredImageType": {
           "description": "The desired image type for the node pool.\nNOTE: Set the \"desired_node_pool\" field as well.",
           "type": "string"
@@ -3277,6 +3281,17 @@
       },
       "type": "object"
     },
+    "DefaultSnatStatus": {
+      "description": "DefaultSnatStatus contains the desired state of whether default sNAT should\nbe disabled on the cluster.",
+      "id": "DefaultSnatStatus",
+      "properties": {
+        "disabled": {
+          "description": "Disables cluster default sNAT rules.",
+          "type": "boolean"
+        }
+      },
+      "type": "object"
+    },
     "DnsCacheConfig": {
       "description": "Configuration for NodeLocal DNSCache",
       "id": "DnsCacheConfig",
@@ -3839,6 +3854,10 @@
       "description": "NetworkConfig reports the relative names of network & subnetwork.",
       "id": "NetworkConfig",
       "properties": {
+        "defaultSnatStatus": {
+          "$ref": "DefaultSnatStatus",
+          "description": "Whether the cluster disables default in-node sNAT rules. In-node sNAT rules\nwill be disabled when default_snat_status is disabled. When disabled is set\nto false, default IP masquerade rules will be applied to the nodes to\nprevent sNAT on cluster internal traffic."
+        },
         "enableIntraNodeVisibility": {
           "description": "Whether Intra-node visibility is enabled for this cluster.\nThis makes same node pod to pod traffic visible for VPC network.",
           "type": "boolean"