在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 + U. G; ~# i3 w5 ^: }; `0 \. K9 J# I* V
7 k, L6 Y4 g( j@Parameter (displayName = "Measured Pressure", usageName = "measured pressure")' q$ }/ ~- L4 O+ ~, `
public double getMeasured pressure() { ! F) k. b7 s1 A8 j$ b return measured pressure0 U1 T) E" I- ~! C- x* N
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public void setMeasured pressure(double newValue) { # n6 J, Q8 M; P+ i+ o6 C$ G7 q measured pressure = newValue # ~$ \6 C, C0 B+ v* X0 R; | }2 S: _/ E: S$ k5 d/ w' w. f
public double measured pressure = 0' L# I0 E$ q2 A- z. E8 K
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* This value is used to automatically generate agent identifiers.0 R# p( @4 k0 o9 Y) _
* @field serialVersionUID" `' K3 u3 L8 @ d, @& Z
* " L9 N! {; E) u *// R/ [7 c4 L- i8 K! [
private static final long serialVersionUID = 1L 3 C1 P, L: q* i! p, m! K 5 r; f2 _' e$ @1 E /**, D; P& y3 v& E- y
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* This value is used to automatically generate agent identifiers.$ i. ~. q5 W* U
* @field agentIDCounter 4 g: D8 M. b" F, b, b, x. O * ( q3 ]9 \# w$ @( S */0 |& I! V7 ?0 a
protected static long agentIDCounter = 1, H% ?/ b' x; Q3 s
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* This value is the agent's identifier.: s' R) [, s- v1 F
* @field agentID ! N' t) W# E2 O; a6 e- ]* N; S *6 {7 }* w: l4 F$ A+ U) F
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protected String agentID = "GasNode " + (agentIDCounter++)! X6 B. F; u( f5 n* e% p
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* This is the step behavior.' }/ ?" m* C9 [+ r
* @method step 7 F5 _9 n: [5 O, q% Y# e *$ i) o- L7 d+ r$ N0 ?% U# D# T
*/ # K4 c% f! M% S, j% j# I, A @Watch( ! |" y+ u+ W) [4 c; [) I9 ?4 C watcheeClassName = 'infrastructuredemo.GasNode',! R! h3 w7 A2 b4 l9 s! Z! x ] _
watcheeFieldNames = 'pressure',/ w8 K5 j* ]0 `! n8 B/ F
query = 'linked_from', H2 m& y0 H9 {( s1 L# T) D& x whenToTrigger = WatcherTriggerSchedule.LATER,1 K% y! P s& d, c' B: J+ i) Y
scheduleTriggerDelta = 10d' f! z; M. R% [# f- g/ V, V
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public def step(infrastructuredemo.GasNode watchedAgent) {$ c* @! T3 ^/ M: r: h6 z
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// Define the return value variable.% [2 w! \; W' ]6 H4 B1 x
def returnValue8 S2 V: {: c, D# U0 h
( A O- j% \; u* \2 V // Note the simulation time.6 U5 v1 l* g0 G" @# Q
def time = GetTickCountInTimeUnits() [/ H" n* ~% O$ p K: y: L8 M. Y# |; b7 x9 v, K! b3 T
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// This is an agent decision.' J: }: E" I/ S
if (watchedNode.pressure<200) {+ r& \% X F, [
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// This is a task.' [8 N' S& V+ P0 `
setPressure(watchedAgent.pressure) / u/ N! D/ t8 }( M" \' | 6 B6 n7 P, h' x/ ?8 { } else {5 `: H. Q- {1 Q4 s0 v$ r: g
( @; s) K! ]* \% O9 H & P; e7 e; g/ | } ) i+ N$ j$ y* H* i // Return the results.2 |& G; N/ N D y8 R3 k
return returnValue0 j4 u j- e7 W0 c& @
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* - g* c4 `9 @% p3 l9 n! E+ b9 s' K5 e * This is the step behavior.( g9 ^ P5 I0 [, A' ]' e# Q
* @method step# X, W" M% D9 j/ N5 d
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@ScheduledMethod( . a5 W t2 p! B Z start = 1d, ' {0 b. S3 @! T) r0 ^+ g: T interval = 1d, , D, Q4 _8 x( F& ~, Q; c& ]1 E shuffle = false4 f- ?, {- b9 Q/ X. `3 [
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public void step() {2 B7 ]% n& A5 A) Y5 Q
" i5 v8 B* p( w6 D/ j- Z // Note the simulation time.8 N, J" R$ P0 ^7 D8 U+ M4 l3 J# T
def time = GetTickCountInTimeUnits()+ }; O3 M) }* c2 E$ Q
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// This is a task. . N- U1 ^( ?8 o6 {% |+ y1 B, Q, v measurePressure=pressure+ RandomDraw(-20.0, 20.0) / S# y. g5 |& r: |( K7 C // End the method. 5 ?8 q) g! T% J# V+ W: f4 s. f return 4 b( I! i4 W" g! n, {3 ~" O$ [5 N9 M6 C8 C, \' R
}