在之前写过提取json数据格式的文章，这次对jmeter读取json数据格式进行整理。
举例一个接口的response 格式如下：
{ "data" : { "device_vec" : [ { "agent_version" : "9.7.0.2225", "android_id" : "e3d699cf01620531", "asset_number" : "", "description" : "89vUwdwfVydEjqNAANxM11c72ujdmn", "device_name" : "357568061882002", "email" : "1504487508089@tt.com", "encryption_log_count" : 0, "encryption_version" : "", "engine_version" : "9.715-1024", "firewall_log_count" : 0, "firewall_version" : "", "group_id" : "aa000000-0000-0000-0000-000000000000", "group_name" : "Default", "id" : "35756806-1882-0020-0000-000000000000", "imei" : "357568061882002", "inactive_reason" : 0, "install_time" : 1503642124, "last_connected_time" : 1504742375, "last_scan_time" : 1503642674, "meid" : "", "noncomp_reason" : "", "os_version" : "4.3", "pattern_version" : "2.437.00", "phone_number" : "", "platform_type" : 512, "policy_id" : 32, "policy_name" : "", "security_status" : 3, "status" : 3, "user_name" : "test1504487508089", "virus_log_count" : 26, "wtp_log_count" : 0 }, { "agent_version" : "2.0.0.1518", "android_id" : "", "asset_number" : "", "description" : "3dLAbTlj7UQoOiodnAjDrfX1iI0PCx", "device_name" : "Michael’s iPhone", "email" : "1504487508089@tt.com", "encryption_log_count" : 0, "encryption_version" : "", "engine_version" : "", "firewall_log_count" : 0, "firewall_version" : "", "group_id" : "aa000000-0000-0000-0000-000000000000", "group_name" : "Default", "id" : "6954500b4f14e50bd20634481ee2c6d9f17b4ee3", "imei" : "35 445006 267069 9", "inactive_reason" : 0, "install_time" : 1503641446, "last_connected_time" : 1503652862, "last_scan_time" : 1503641477, "meid" : "35445006267069", "noncomp_reason" : "", "os_version" : "10.3.2", "pattern_version" : "", "phone_number" : "", "platform_type" : 1024, "policy_id" : 6, "policy_name" : "", "security_status" : 1, "status" : 3, "user_name" : "test1504487508089", "virus_log_count" : 0, "wtp_log_count" : 0 } ], "total_count" : 2 }, "error_code" : 1, "message" : "Success", "timestamp" : 1504765848 }